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Finding the Fourth Proportional to 8,353.30, 12,529.14 and 2,197.30

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Solution

The fourth proportional to 8,353.30, 12,529.14 and 2,197.30 is: 3,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.30 : 12,529.14 = 2,197.30 : x
  2. Step 2: Convert to fraction form
    8,353.30/12,529.14 = 2,197.30/x
  3. Step 3: Cross multiply
    8,353.30x = 12,529.14 × 2,197.30
  4. Step 4: Simplify right side
    8,353.30x = 27,530,279.32
  5. Step 5: Solve for x
    x = 27,530,279.32/8,353.30
  6. Step 6: Final answer
    x = 3,295.74

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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.