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Finding the Fourth Proportional to 541,753.60, 747,249.96 and 371,692.48

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Solution

The fourth proportional to 541,753.60, 747,249.96 and 371,692.48 is: 512,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,753.60 : 747,249.96 = 371,692.48 : x
  2. Step 2: Convert to fraction form
    541,753.60/747,249.96 = 371,692.48/x
  3. Step 3: Cross multiply
    541,753.60x = 747,249.96 × 371,692.48
  4. Step 4: Simplify right side
    541,753.60x = 277,747,190,812.30
  5. Step 5: Solve for x
    x = 277,747,190,812.30/541,753.60
  6. Step 6: Final answer
    x = 512,681.76

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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.