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Finding the Fourth Proportional to 534,393.12, 737,470.56 and 292,698.04

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Solution

The fourth proportional to 534,393.12, 737,470.56 and 292,698.04 is: 403,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,393.12 : 737,470.56 = 292,698.04 : x
  2. Step 2: Convert to fraction form
    534,393.12/737,470.56 = 292,698.04/x
  3. Step 3: Cross multiply
    534,393.12x = 737,470.56 × 292,698.04
  4. Step 4: Simplify right side
    534,393.12x = 215,856,187,469.70
  5. Step 5: Solve for x
    x = 215,856,187,469.70/534,393.12
  6. Step 6: Final answer
    x = 403,927.71

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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.