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Finding the Fourth Proportional to 541,524.42, 747,500.00 and 315,169.92

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Solution

The fourth proportional to 541,524.42, 747,500.00 and 315,169.92 is: 435,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,524.42 : 747,500.00 = 315,169.92 : x
  2. Step 2: Convert to fraction form
    541,524.42/747,500.00 = 315,169.92/x
  3. Step 3: Cross multiply
    541,524.42x = 747,500.00 × 315,169.92
  4. Step 4: Simplify right side
    541,524.42x = 235,589,513,624.15
  5. Step 5: Solve for x
    x = 235,589,513,624.15/541,524.42
  6. Step 6: Final answer
    x = 435,048.73

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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.