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Finding the Fourth Proportional to 244,753.06, 366,912.15 and 86,960.74

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Solution

The fourth proportional to 244,753.06, 366,912.15 and 86,960.74 is: 130,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,753.06 : 366,912.15 = 86,960.74 : x
  2. Step 2: Convert to fraction form
    244,753.06/366,912.15 = 86,960.74/x
  3. Step 3: Cross multiply
    244,753.06x = 366,912.15 × 86,960.74
  4. Step 4: Simplify right side
    244,753.06x = 31,906,952,078.99
  5. Step 5: Solve for x
    x = 31,906,952,078.99/244,753.06
  6. Step 6: Final answer
    x = 130,363.85

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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.