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Finding the Fourth Proportional to 488,511.96, 732,872.41 and 151,545.30

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Solution

The fourth proportional to 488,511.96, 732,872.41 and 151,545.30 is: 227,350.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,511.96 : 732,872.41 = 151,545.30 : x
  2. Step 2: Convert to fraction form
    488,511.96/732,872.41 = 151,545.30/x
  3. Step 3: Cross multiply
    488,511.96x = 732,872.41 × 151,545.30
  4. Step 4: Simplify right side
    488,511.96x = 111,063,369,235.17
  5. Step 5: Solve for x
    x = 111,063,369,235.17/488,511.96
  6. Step 6: Final answer
    x = 227,350.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.