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Finding the Fourth Proportional to 2,757.31, 3,805.07 and 1,498.35

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Solution

The fourth proportional to 2,757.31, 3,805.07 and 1,498.35 is: 2,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.31 : 3,805.07 = 1,498.35 : x
  2. Step 2: Convert to fraction form
    2,757.31/3,805.07 = 1,498.35/x
  3. Step 3: Cross multiply
    2,757.31x = 3,805.07 × 1,498.35
  4. Step 4: Simplify right side
    2,757.31x = 5,701,319.14
  5. Step 5: Solve for x
    x = 5,701,319.14/2,757.31
  6. Step 6: Final answer
    x = 2,067.71

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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.