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Finding the Fourth Proportional to 244,625.68, 366,972.52 and 86,816.60

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Solution

The fourth proportional to 244,625.68, 366,972.52 and 86,816.60 is: 130,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,625.68 : 366,972.52 = 86,816.60 : x
  2. Step 2: Convert to fraction form
    244,625.68/366,972.52 = 86,816.60/x
  3. Step 3: Cross multiply
    244,625.68x = 366,972.52 × 86,816.60
  4. Step 4: Simplify right side
    244,625.68x = 31,859,306,479.83
  5. Step 5: Solve for x
    x = 31,859,306,479.83/244,625.68
  6. Step 6: Final answer
    x = 130,236.97

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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.