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Finding the Fourth Proportional to 272,040.10, 408,060.15 and 244,483.90

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Solution

The fourth proportional to 272,040.10, 408,060.15 and 244,483.90 is: 366,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,040.10 : 408,060.15 = 244,483.90 : x
  2. Step 2: Convert to fraction form
    272,040.10/408,060.15 = 244,483.90/x
  3. Step 3: Cross multiply
    272,040.10x = 408,060.15 × 244,483.90
  4. Step 4: Simplify right side
    272,040.10x = 99,764,136,906.59
  5. Step 5: Solve for x
    x = 99,764,136,906.59/272,040.10
  6. Step 6: Final answer
    x = 366,725.85

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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.