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Question
The third proportional to 38 and 15 is ______.
Options
`15 xx 15/38`
`38 xx 38/15`
`15 xx 15/38`
`38 xx 15/2`
MCQ
Fill in the Blanks
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Solution
The third proportional to 38 and 15 is `underlinebb(15 xx 15/38)`.
Explanation:
For the third proportional t, 38 : 15 = 15 : t, so `t = 15^2/38`.
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Notes
Options 1 and 3 are identical as printed; both express the correct value.
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