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Finding the Fourth Proportional to 542,535.96, 748,551.24 and 324,656.94

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Solution

The fourth proportional to 542,535.96, 748,551.24 and 324,656.94 is: 447,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,535.96 : 748,551.24 = 324,656.94 : x
  2. Step 2: Convert to fraction form
    542,535.96/748,551.24 = 324,656.94/x
  3. Step 3: Cross multiply
    542,535.96x = 748,551.24 × 324,656.94
  4. Step 4: Simplify right side
    542,535.96x = 243,022,355,011.61
  5. Step 5: Solve for x
    x = 243,022,355,011.61/542,535.96
  6. Step 6: Final answer
    x = 447,937.78

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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.