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Find the Mean Proportion of the Following : - ICSE Class 10 - Mathematics

Question

Find the mean proportion of the following :

28/3 and 175/27

Solution

Let x be the mean proportion

28/3 : "x" : : "x" : 175/27

=> "x" xx "x" = 28/3 xx 175/27

=> "x"^2 = 4900/81

=> "x" = sqrt(4900/81)

=> "x" = 70/9

The mean proportion is 70/9

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APPEARS IN

Frank Solution for Frank Class 10 Mathematics Part 2 (2016 to Current)
Chapter 9: Ratio and Proportion
Exercise 9.2 | Q: 4.4

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Solution Find the Mean Proportion of the Following : Concept: Proportions.
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