Finding the Fourth Proportional to 493,966.97, 681,675.12 and 267,612.47
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Solution
The fourth proportional to 493,966.97, 681,675.12 and 267,612.47 is: 369,305.59
Step by Step Solution
- Step 1: Write the proportion equation
493,966.97 : 681,675.12 = 267,612.47 : x - Step 2: Convert to fraction form
493,966.97/681,675.12 = 267,612.47/x - Step 3: Cross multiply
493,966.97x = 681,675.12 × 267,612.47 - Step 4: Simplify right side
493,966.97x = 182,424,762,600.75 - Step 5: Solve for x
x = 182,424,762,600.75/493,966.97 - Step 6: Final answer
x = 369,305.59
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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.