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Finding the Fourth Proportional to 8,397.57, 12,593.53 and 4,234.92

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Solution

The fourth proportional to 8,397.57, 12,593.53 and 4,234.92 is: 6,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.57 : 12,593.53 = 4,234.92 : x
  2. Step 2: Convert to fraction form
    8,397.57/12,593.53 = 4,234.92/x
  3. Step 3: Cross multiply
    8,397.57x = 12,593.53 × 4,234.92
  4. Step 4: Simplify right side
    8,397.57x = 53,332,592.07
  5. Step 5: Solve for x
    x = 53,332,592.07/8,397.57
  6. Step 6: Final answer
    x = 6,350.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.