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Finding the Fourth Proportional to 484,010.46, 726,163.38 and 247,519.26

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Solution

The fourth proportional to 484,010.46, 726,163.38 and 247,519.26 is: 371,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,010.46 : 726,163.38 = 247,519.26 : x
  2. Step 2: Convert to fraction form
    484,010.46/726,163.38 = 247,519.26/x
  3. Step 3: Cross multiply
    484,010.46x = 726,163.38 × 247,519.26
  4. Step 4: Simplify right side
    484,010.46x = 179,739,422,456.70
  5. Step 5: Solve for x
    x = 179,739,422,456.70/484,010.46
  6. Step 6: Final answer
    x = 371,354.42

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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.