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Finding the Fourth Proportional to 701,778.33, 968,454.17 and 379,488.41

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Solution

The fourth proportional to 701,778.33, 968,454.17 and 379,488.41 is: 523,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,778.33 : 968,454.17 = 379,488.41 : x
  2. Step 2: Convert to fraction form
    701,778.33/968,454.17 = 379,488.41/x
  3. Step 3: Cross multiply
    701,778.33x = 968,454.17 × 379,488.41
  4. Step 4: Simplify right side
    701,778.33x = 367,517,126,391.46
  5. Step 5: Solve for x
    x = 367,517,126,391.46/701,778.33
  6. Step 6: Final answer
    x = 523,694.04

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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.