Finding the Fourth Proportional to 493,530.12, 681,071.80 and 267,175.62
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Solution
The fourth proportional to 493,530.12, 681,071.80 and 267,175.62 is: 368,702.48
Step by Step Solution
- Step 1: Write the proportion equation
493,530.12 : 681,071.80 = 267,175.62 : x - Step 2: Convert to fraction form
493,530.12/681,071.80 = 267,175.62/x - Step 3: Cross multiply
493,530.12x = 681,071.80 × 267,175.62 - Step 4: Simplify right side
493,530.12x = 181,965,780,429.52 - Step 5: Solve for x
x = 181,965,780,429.52/493,530.12 - Step 6: Final answer
x = 368,702.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.