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Finding the Fourth Proportional to 541,641.76, 747,456.48 and 299,919.13

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Solution

The fourth proportional to 541,641.76, 747,456.48 and 299,919.13 is: 413,883.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,641.76 : 747,456.48 = 299,919.13 : x
  2. Step 2: Convert to fraction form
    541,641.76/747,456.48 = 299,919.13/x
  3. Step 3: Cross multiply
    541,641.76x = 747,456.48 × 299,919.13
  4. Step 4: Simplify right side
    541,641.76x = 224,176,497,194.46
  5. Step 5: Solve for x
    x = 224,176,497,194.46/541,641.76
  6. Step 6: Final answer
    x = 413,883.33

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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.