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Finding the Fourth Proportional to 7,282.20, 10,049.20 and 4,095.62

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Solution

The fourth proportional to 7,282.20, 10,049.20 and 4,095.62 is: 5,651.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.20 : 10,049.20 = 4,095.62 : x
  2. Step 2: Convert to fraction form
    7,282.20/10,049.20 = 4,095.62/x
  3. Step 3: Cross multiply
    7,282.20x = 10,049.20 × 4,095.62
  4. Step 4: Simplify right side
    7,282.20x = 41,157,704.50
  5. Step 5: Solve for x
    x = 41,157,704.50/7,282.20
  6. Step 6: Final answer
    x = 5,651.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.