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# Proportion

This online calculator finds unknown member of proportion. Created by user's request

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#### Timur

• Article : Proportion - Author, Translator ru - en
• Calculator : Proportion - Author, Translator ru - en

One of our users asked how much it will be for 25 liters if 2 liters cost .50.

This is simple proportion, and this is simple calculator which finds unknown member of proportion. For those who lazy to do one multiplication and one division.

The formula is
$\frac{A}{B}=\frac{C}{X}$

For given A, B, С, calculator finds X as
$X=\frac{B*C}{A}$

#### Proportion

Digits after the decimal point: 2
X

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