find the fourth proportional
2\1, 5\7, 14\15
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let fourth proportional be m
2:5/7::14/15:m
now,
2*m=5/7*14/15
2*m 4/21
m=4/21*2
m=2/21
.:m=2/21(fourth proportional)
Step-by-step explanation:
I hope it helps you.
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