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math definition of proportion equation. In mathematics two varying quantities are said to be in a relation of proportionality if they are multiplicatively connected to a constant. That is when either their ratio or their product yields a constant.
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For example say you walked into a room full of people. In this section you will learn about ratios and proportions the proportion definition in math as well as the types of proportions with proportion examples. A proportion is a mathematical comparison between two numbers.
A proportions is an equation that states that two ratios are equal.
In an inverse proportion when one quantity increases by a certain factor the other quantity decreases by the same factor. For example say you walked into a room full of people. In fact there is a constant number k with a kb. 20 1 40 2 A proportion is read as x is to y as z is to w.
