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Finding the Fourth Proportional to 2,660.50, 3,671.49 and 1,481.55

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Solution

The fourth proportional to 2,660.50, 3,671.49 and 1,481.55 is: 2,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.50 : 3,671.49 = 1,481.55 : x
  2. Step 2: Convert to fraction form
    2,660.50/3,671.49 = 1,481.55/x
  3. Step 3: Cross multiply
    2,660.50x = 3,671.49 × 1,481.55
  4. Step 4: Simplify right side
    2,660.50x = 5,439,496.01
  5. Step 5: Solve for x
    x = 5,439,496.01/2,660.50
  6. Step 6: Final answer
    x = 2,044.54

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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.