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Finding the Fourth Proportional to 2,891.73, 4,340.03 and 1,249.52

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Solution

The fourth proportional to 2,891.73, 4,340.03 and 1,249.52 is: 1,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.73 : 4,340.03 = 1,249.52 : x
  2. Step 2: Convert to fraction form
    2,891.73/4,340.03 = 1,249.52/x
  3. Step 3: Cross multiply
    2,891.73x = 4,340.03 × 1,249.52
  4. Step 4: Simplify right side
    2,891.73x = 5,422,954.29
  5. Step 5: Solve for x
    x = 5,422,954.29/2,891.73
  6. Step 6: Final answer
    x = 1,875.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.