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Finding the Fourth Proportional to 609,562.20, 914,452.65 and 254,612.10

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Solution

The fourth proportional to 609,562.20, 914,452.65 and 254,612.10 is: 381,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,562.20 : 914,452.65 = 254,612.10 : x
  2. Step 2: Convert to fraction form
    609,562.20/914,452.65 = 254,612.10/x
  3. Step 3: Cross multiply
    609,562.20x = 914,452.65 × 254,612.10
  4. Step 4: Simplify right side
    609,562.20x = 232,830,709,567.07
  5. Step 5: Solve for x
    x = 232,830,709,567.07/609,562.20
  6. Step 6: Final answer
    x = 381,963.83

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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.