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Finding the Fourth Proportional to 482,785.96, 724,006.14 and 167,158.12

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Solution

The fourth proportional to 482,785.96, 724,006.14 and 167,158.12 is: 250,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,785.96 : 724,006.14 = 167,158.12 : x
  2. Step 2: Convert to fraction form
    482,785.96/724,006.14 = 167,158.12/x
  3. Step 3: Cross multiply
    482,785.96x = 724,006.14 × 167,158.12
  4. Step 4: Simplify right side
    482,785.96x = 121,023,505,230.86
  5. Step 5: Solve for x
    x = 121,023,505,230.86/482,785.96
  6. Step 6: Final answer
    x = 250,677.35

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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.