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Finding the Fourth Proportional to 2,002.32, 3,001.41 and 769.41

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Solution

The fourth proportional to 2,002.32, 3,001.41 and 769.41 is: 1,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.32 : 3,001.41 = 769.41 : x
  2. Step 2: Convert to fraction form
    2,002.32/3,001.41 = 769.41/x
  3. Step 3: Cross multiply
    2,002.32x = 3,001.41 × 769.41
  4. Step 4: Simplify right side
    2,002.32x = 2,309,314.87
  5. Step 5: Solve for x
    x = 2,309,314.87/2,002.32
  6. Step 6: Final answer
    x = 1,153.32

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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.