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Finding the Fourth Proportional to 7,073.30, 10,610.22 and 2,690.12

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Solution

The fourth proportional to 7,073.30, 10,610.22 and 2,690.12 is: 4,035.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.30 : 10,610.22 = 2,690.12 : x
  2. Step 2: Convert to fraction form
    7,073.30/10,610.22 = 2,690.12/x
  3. Step 3: Cross multiply
    7,073.30x = 10,610.22 × 2,690.12
  4. Step 4: Simplify right side
    7,073.30x = 28,542,765.03
  5. Step 5: Solve for x
    x = 28,542,765.03/7,073.30
  6. Step 6: Final answer
    x = 4,035.28

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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.