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Finding the Fourth Proportional to 376,321.10, 519,327 and 204,240.55

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Solution

The fourth proportional to 376,321.10, 519,327 and 204,240.55 is: 281,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,321.10 : 519,327 = 204,240.55 : x
  2. Step 2: Convert to fraction form
    376,321.10/519,327 = 204,240.55/x
  3. Step 3: Cross multiply
    376,321.10x = 519,327 × 204,240.55
  4. Step 4: Simplify right side
    376,321.10x = 106,067,629,513.22
  5. Step 5: Solve for x
    x = 106,067,629,513.22/376,321.10
  6. Step 6: Final answer
    x = 281,854.06

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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.