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Finding the Fourth Proportional to 3,910.82, 5,397.03 and 2,339.82

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Solution

The fourth proportional to 3,910.82, 5,397.03 and 2,339.82 is: 3,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.82 : 5,397.03 = 2,339.82 : x
  2. Step 2: Convert to fraction form
    3,910.82/5,397.03 = 2,339.82/x
  3. Step 3: Cross multiply
    3,910.82x = 5,397.03 × 2,339.82
  4. Step 4: Simplify right side
    3,910.82x = 12,628,078.73
  5. Step 5: Solve for x
    x = 12,628,078.73/3,910.82
  6. Step 6: Final answer
    x = 3,229.01

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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.