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Finding the Fourth Proportional to 3,792.34, 5,691.12 and 1,601.29

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Solution

The fourth proportional to 3,792.34, 5,691.12 and 1,601.29 is: 2,403.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.34 : 5,691.12 = 1,601.29 : x
  2. Step 2: Convert to fraction form
    3,792.34/5,691.12 = 1,601.29/x
  3. Step 3: Cross multiply
    3,792.34x = 5,691.12 × 1,601.29
  4. Step 4: Simplify right side
    3,792.34x = 9,113,133.54
  5. Step 5: Solve for x
    x = 9,113,133.54/3,792.34
  6. Step 6: Final answer
    x = 2,403.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.