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Finding the Fourth Proportional to 701,789.52, 968,471.86 and 379,501.92

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Solution

The fourth proportional to 701,789.52, 968,471.86 and 379,501.92 is: 523,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,789.52 : 968,471.86 = 379,501.92 : x
  2. Step 2: Convert to fraction form
    701,789.52/968,471.86 = 379,501.92/x
  3. Step 3: Cross multiply
    701,789.52x = 968,471.86 × 379,501.92
  4. Step 4: Simplify right side
    701,789.52x = 367,536,930,335.97
  5. Step 5: Solve for x
    x = 367,536,930,335.97/701,789.52
  6. Step 6: Final answer
    x = 523,713.91

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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.