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Finding the Fourth Proportional to 454,959, 627,843.42 and 253,755

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Solution

The fourth proportional to 454,959, 627,843.42 and 253,755 is: 350,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,959 : 627,843.42 = 253,755 : x
  2. Step 2: Convert to fraction form
    454,959/627,843.42 = 253,755/x
  3. Step 3: Cross multiply
    454,959x = 627,843.42 × 253,755
  4. Step 4: Simplify right side
    454,959x = 159,318,407,042.10
  5. Step 5: Solve for x
    x = 159,318,407,042.10/454,959
  6. Step 6: Final answer
    x = 350,181.90

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