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Finding the Fourth Proportional to 244,660.70, 366,991.05 and 207,335.90

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Solution

The fourth proportional to 244,660.70, 366,991.05 and 207,335.90 is: 311,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,660.70 : 366,991.05 = 207,335.90 : x
  2. Step 2: Convert to fraction form
    244,660.70/366,991.05 = 207,335.90/x
  3. Step 3: Cross multiply
    244,660.70x = 366,991.05 × 207,335.90
  4. Step 4: Simplify right side
    244,660.70x = 76,090,419,643.70
  5. Step 5: Solve for x
    x = 76,090,419,643.70/244,660.70
  6. Step 6: Final answer
    x = 311,003.85

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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.