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CUET
General Test
Numerical Ability
Ratios
Find a third proportional to the numbers 5 and 11 .
11.2
24.2
14.5
13.6
⇒ a : b :: b : c
Third proportion (c) = \(\frac{b^2}{a}\)
Here,
a = 5 , b = 11
∴ c = \(\frac{b^2}{a}\) = \(\frac{121}{5}\) = 24.2