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Finding the Fourth Proportional to 906,793.52, 1,251,354.82 and 524,812.64

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Solution

The fourth proportional to 906,793.52, 1,251,354.82 and 524,812.64 is: 724,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,793.52 : 1,251,354.82 = 524,812.64 : x
  2. Step 2: Convert to fraction form
    906,793.52/1,251,354.82 = 524,812.64/x
  3. Step 3: Cross multiply
    906,793.52x = 1,251,354.82 × 524,812.64
  4. Step 4: Simplify right side
    906,793.52x = 656,726,826,660.93
  5. Step 5: Solve for x
    x = 656,726,826,660.93/906,793.52
  6. Step 6: Final answer
    x = 724,229.73

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1.5x scale

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.