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Finding the Fourth Proportional to 367,558.92, 551,414.91 and 114,829.20

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Solution

The fourth proportional to 367,558.92, 551,414.91 and 114,829.20 is: 172,267.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,558.92 : 551,414.91 = 114,829.20 : x
  2. Step 2: Convert to fraction form
    367,558.92/551,414.91 = 114,829.20/x
  3. Step 3: Cross multiply
    367,558.92x = 551,414.91 × 114,829.20
  4. Step 4: Simplify right side
    367,558.92x = 63,318,532,983.37
  5. Step 5: Solve for x
    x = 63,318,532,983.37/367,558.92
  6. Step 6: Final answer
    x = 172,267.71

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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.