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Finding the Fourth Proportional to 1,350.27, 1,863.39 and 760.82

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Solution

The fourth proportional to 1,350.27, 1,863.39 and 760.82 is: 1,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.27 : 1,863.39 = 760.82 : x
  2. Step 2: Convert to fraction form
    1,350.27/1,863.39 = 760.82/x
  3. Step 3: Cross multiply
    1,350.27x = 1,863.39 × 760.82
  4. Step 4: Simplify right side
    1,350.27x = 1,417,695.06
  5. Step 5: Solve for x
    x = 1,417,695.06/1,350.27
  6. Step 6: Final answer
    x = 1,049.93

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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.