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प्रश्न
Find the mean proportion of the following :
24 and 6
उत्तर
Let x be the mean proportion
24 : x : : x : 6
⇒ x × x = 24 × 6
⇒ x2 = 144
⇒ x = `sqrt 144`
⇒ x = 12
The mean proportion is 12.
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