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Finding the Fourth Proportional to 541,863.73, 747,772.01 and 300,161.96

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Solution

The fourth proportional to 541,863.73, 747,772.01 and 300,161.96 is: 414,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,863.73 : 747,772.01 = 300,161.96 : x
  2. Step 2: Convert to fraction form
    541,863.73/747,772.01 = 300,161.96/x
  3. Step 3: Cross multiply
    541,863.73x = 747,772.01 × 300,161.96
  4. Step 4: Simplify right side
    541,863.73x = 224,452,712,154.74
  5. Step 5: Solve for x
    x = 224,452,712,154.74/541,863.73
  6. Step 6: Final answer
    x = 414,223.54

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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.