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Finding the Fourth Proportional to 3,593.57, 5,391.72 and 1,403.82

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Solution

The fourth proportional to 3,593.57, 5,391.72 and 1,403.82 is: 2,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.57 : 5,391.72 = 1,403.82 : x
  2. Step 2: Convert to fraction form
    3,593.57/5,391.72 = 1,403.82/x
  3. Step 3: Cross multiply
    3,593.57x = 5,391.72 × 1,403.82
  4. Step 4: Simplify right side
    3,593.57x = 7,569,004.37
  5. Step 5: Solve for x
    x = 7,569,004.37/3,593.57
  6. Step 6: Final answer
    x = 2,106.27

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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.