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Finding the Fourth Proportional to 605,787.87, 908,691.27 and 179,366.94

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Solution

The fourth proportional to 605,787.87, 908,691.27 and 179,366.94 is: 269,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,787.87 : 908,691.27 = 179,366.94 : x
  2. Step 2: Convert to fraction form
    605,787.87/908,691.27 = 179,366.94/x
  3. Step 3: Cross multiply
    605,787.87x = 908,691.27 × 179,366.94
  4. Step 4: Simplify right side
    605,787.87x = 162,989,172,504.61
  5. Step 5: Solve for x
    x = 162,989,172,504.61/605,787.87
  6. Step 6: Final answer
    x = 269,053.21

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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.