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Finding the Fourth Proportional to 366,275.88, 550,023.44 and 247,099.88

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Solution

The fourth proportional to 366,275.88, 550,023.44 and 247,099.88 is: 371,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,275.88 : 550,023.44 = 247,099.88 : x
  2. Step 2: Convert to fraction form
    366,275.88/550,023.44 = 247,099.88/x
  3. Step 3: Cross multiply
    366,275.88x = 550,023.44 × 247,099.88
  4. Step 4: Simplify right side
    366,275.88x = 135,910,726,021.19
  5. Step 5: Solve for x
    x = 135,910,726,021.19/366,275.88
  6. Step 6: Final answer
    x = 371,061.09

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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.