Finding the Fourth Proportional to 494,029.47, 681,761.12 and 267,674.97
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Solution
The fourth proportional to 494,029.47, 681,761.12 and 267,674.97 is: 369,391.70
Step by Step Solution
- Step 1: Write the proportion equation
494,029.47 : 681,761.12 = 267,674.97 : x - Step 2: Convert to fraction form
494,029.47/681,761.12 = 267,674.97/x - Step 3: Cross multiply
494,029.47x = 681,761.12 × 267,674.97 - Step 4: Simplify right side
494,029.47x = 182,490,386,004.79 - Step 5: Solve for x
x = 182,490,386,004.79/494,029.47 - Step 6: Final answer
x = 369,391.70
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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.