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Finding the Fourth Proportional to 2,002.46, 3,003.87 and 752.72

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Solution

The fourth proportional to 2,002.46, 3,003.87 and 752.72 is: 1,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.46 : 3,003.87 = 752.72 : x
  2. Step 2: Convert to fraction form
    2,002.46/3,003.87 = 752.72/x
  3. Step 3: Cross multiply
    2,002.46x = 3,003.87 × 752.72
  4. Step 4: Simplify right side
    2,002.46x = 2,261,058.01
  5. Step 5: Solve for x
    x = 2,261,058.01/2,002.46
  6. Step 6: Final answer
    x = 1,129.14

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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.