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Finding the Fourth Proportional to 3,565.60, 5,337.60 and 2,593.60

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Solution

The fourth proportional to 3,565.60, 5,337.60 and 2,593.60 is: 3,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.60 : 5,337.60 = 2,593.60 : x
  2. Step 2: Convert to fraction form
    3,565.60/5,337.60 = 2,593.60/x
  3. Step 3: Cross multiply
    3,565.60x = 5,337.60 × 2,593.60
  4. Step 4: Simplify right side
    3,565.60x = 13,843,599.36
  5. Step 5: Solve for x
    x = 13,843,599.36/3,565.60
  6. Step 6: Final answer
    x = 3,882.54

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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.