Home / 541,456.11-747,218.24-296,436.73

Finding the Fourth Proportional to 541,456.11, 747,218.24 and 296,436.73

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Solution

The fourth proportional to 541,456.11, 747,218.24 and 296,436.73 is: 409,087.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,456.11 : 747,218.24 = 296,436.73 : x
  2. Step 2: Convert to fraction form
    541,456.11/747,218.24 = 296,436.73/x
  3. Step 3: Cross multiply
    541,456.11x = 747,218.24 × 296,436.73
  4. Step 4: Simplify right side
    541,456.11x = 221,502,930,824.40
  5. Step 5: Solve for x
    x = 221,502,930,824.40/541,456.11
  6. Step 6: Final answer
    x = 409,087.51

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Double scale
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Similar ratio
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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.