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Finding the Fourth Proportional to 8,996.60, 13,494.92 and 3,375.56

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Solution

The fourth proportional to 8,996.60, 13,494.92 and 3,375.56 is: 5,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.60 : 13,494.92 = 3,375.56 : x
  2. Step 2: Convert to fraction form
    8,996.60/13,494.92 = 3,375.56/x
  3. Step 3: Cross multiply
    8,996.60x = 13,494.92 × 3,375.56
  4. Step 4: Simplify right side
    8,996.60x = 45,552,929.01
  5. Step 5: Solve for x
    x = 45,552,929.01/8,996.60
  6. Step 6: Final answer
    x = 5,063.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.