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Finding the Fourth Proportional to 9,074.88, 13,605.92 and 3,523.60

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Solution

The fourth proportional to 9,074.88, 13,605.92 and 3,523.60 is: 5,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.88 : 13,605.92 = 3,523.60 : x
  2. Step 2: Convert to fraction form
    9,074.88/13,605.92 = 3,523.60/x
  3. Step 3: Cross multiply
    9,074.88x = 13,605.92 × 3,523.60
  4. Step 4: Simplify right side
    9,074.88x = 47,941,819.71
  5. Step 5: Solve for x
    x = 47,941,819.71/9,074.88
  6. Step 6: Final answer
    x = 5,282.92

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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.