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Finding the Fourth Proportional to 3,092.36, 4,639.68 and 1,449.44

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Solution

The fourth proportional to 3,092.36, 4,639.68 and 1,449.44 is: 2,174.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.36 : 4,639.68 = 1,449.44 : x
  2. Step 2: Convert to fraction form
    3,092.36/4,639.68 = 1,449.44/x
  3. Step 3: Cross multiply
    3,092.36x = 4,639.68 × 1,449.44
  4. Step 4: Simplify right side
    3,092.36x = 6,724,937.78
  5. Step 5: Solve for x
    x = 6,724,937.78/3,092.36
  6. Step 6: Final answer
    x = 2,174.69

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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.