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Finding the Fourth Proportional to 1,808.91, 2,498.07 and 1,250.82

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Solution

The fourth proportional to 1,808.91, 2,498.07 and 1,250.82 is: 1,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.91 : 2,498.07 = 1,250.82 : x
  2. Step 2: Convert to fraction form
    1,808.91/2,498.07 = 1,250.82/x
  3. Step 3: Cross multiply
    1,808.91x = 2,498.07 × 1,250.82
  4. Step 4: Simplify right side
    1,808.91x = 3,124,635.92
  5. Step 5: Solve for x
    x = 3,124,635.92/1,808.91
  6. Step 6: Final answer
    x = 1,727.36

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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.