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Finding the Fourth Proportional to 3,616.50, 4,991.02 and 2,044.60

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Solution

The fourth proportional to 3,616.50, 4,991.02 and 2,044.60 is: 2,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.50 : 4,991.02 = 2,044.60 : x
  2. Step 2: Convert to fraction form
    3,616.50/4,991.02 = 2,044.60/x
  3. Step 3: Cross multiply
    3,616.50x = 4,991.02 × 2,044.60
  4. Step 4: Simplify right side
    3,616.50x = 10,204,639.49
  5. Step 5: Solve for x
    x = 10,204,639.49/3,616.50
  6. Step 6: Final answer
    x = 2,821.69

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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.