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Finding the Fourth Proportional to 541,593.85, 747,425.18 and 326,729.30

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Solution

The fourth proportional to 541,593.85, 747,425.18 and 326,729.30 is: 450,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,593.85 : 747,425.18 = 326,729.30 : x
  2. Step 2: Convert to fraction form
    541,593.85/747,425.18 = 326,729.30/x
  3. Step 3: Cross multiply
    541,593.85x = 747,425.18 × 326,729.30
  4. Step 4: Simplify right side
    541,593.85x = 244,205,700,493.00
  5. Step 5: Solve for x
    x = 244,205,700,493.00/541,593.85
  6. Step 6: Final answer
    x = 450,901.91

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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.