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Finding the Fourth Proportional to 484,722.07, 726,755.06 and 169,006.75

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Solution

The fourth proportional to 484,722.07, 726,755.06 and 169,006.75 is: 253,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,722.07 : 726,755.06 = 169,006.75 : x
  2. Step 2: Convert to fraction form
    484,722.07/726,755.06 = 169,006.75/x
  3. Step 3: Cross multiply
    484,722.07x = 726,755.06 × 169,006.75
  4. Step 4: Simplify right side
    484,722.07x = 122,826,509,891.62
  5. Step 5: Solve for x
    x = 122,826,509,891.62/484,722.07
  6. Step 6: Final answer
    x = 253,395.74

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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.