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Finding the Fourth Proportional to 541,761.92, 747,259.98 and 371,700.80

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Solution

The fourth proportional to 541,761.92, 747,259.98 and 371,700.80 is: 512,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,761.92 : 747,259.98 = 371,700.80 : x
  2. Step 2: Convert to fraction form
    541,761.92/747,259.98 = 371,700.80/x
  3. Step 3: Cross multiply
    541,761.92x = 747,259.98 × 371,700.80
  4. Step 4: Simplify right side
    541,761.92x = 277,757,132,373.98
  5. Step 5: Solve for x
    x = 277,757,132,373.98/541,761.92
  6. Step 6: Final answer
    x = 512,692.24

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1.5x scale

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.