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Finding the Fourth Proportional to 454,371.57, 627,033.29 and 263,495.88

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Solution

The fourth proportional to 454,371.57, 627,033.29 and 263,495.88 is: 363,624.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,371.57 : 627,033.29 = 263,495.88 : x
  2. Step 2: Convert to fraction form
    454,371.57/627,033.29 = 263,495.88/x
  3. Step 3: Cross multiply
    454,371.57x = 627,033.29 × 263,495.88
  4. Step 4: Simplify right side
    454,371.57x = 165,220,687,220.37
  5. Step 5: Solve for x
    x = 165,220,687,220.37/454,371.57
  6. Step 6: Final answer
    x = 363,624.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.