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Finding the Fourth Proportional to 3,565.72, 5,349.04 and 1,100.79

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Solution

The fourth proportional to 3,565.72, 5,349.04 and 1,100.79 is: 1,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.72 : 5,349.04 = 1,100.79 : x
  2. Step 2: Convert to fraction form
    3,565.72/5,349.04 = 1,100.79/x
  3. Step 3: Cross multiply
    3,565.72x = 5,349.04 × 1,100.79
  4. Step 4: Simplify right side
    3,565.72x = 5,888,166.99
  5. Step 5: Solve for x
    x = 5,888,166.99/3,565.72
  6. Step 6: Final answer
    x = 1,651.33

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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.