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Finding the Fourth Proportional to 2,375.88, 3,278.82 and 1,327.94

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Solution

The fourth proportional to 2,375.88, 3,278.82 and 1,327.94 is: 1,832.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.88 : 3,278.82 = 1,327.94 : x
  2. Step 2: Convert to fraction form
    2,375.88/3,278.82 = 1,327.94/x
  3. Step 3: Cross multiply
    2,375.88x = 3,278.82 × 1,327.94
  4. Step 4: Simplify right side
    2,375.88x = 4,354,084.43
  5. Step 5: Solve for x
    x = 4,354,084.43/2,375.88
  6. Step 6: Final answer
    x = 1,832.62

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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.