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Finding the Fourth Proportional to 269,333.92, 404,000.56 and 72,341.92

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Solution

The fourth proportional to 269,333.92, 404,000.56 and 72,341.92 is: 108,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,333.92 : 404,000.56 = 72,341.92 : x
  2. Step 2: Convert to fraction form
    269,333.92/404,000.56 = 72,341.92/x
  3. Step 3: Cross multiply
    269,333.92x = 404,000.56 × 72,341.92
  4. Step 4: Simplify right side
    269,333.92x = 29,226,176,191.48
  5. Step 5: Solve for x
    x = 29,226,176,191.48/269,333.92
  6. Step 6: Final answer
    x = 108,512.79

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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.