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Finding the Third Proportional to 6,309.56 and 9,479.44

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Solution

The third proportional to 6,309.56 and 9,479.44 is: 14,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.56 : 9,479.44 = 9,479.44 : x
  2. Step 2: Convert to fraction form
    6,309.56/9,479.44 = 9,479.44/x
  3. Step 3: Cross multiply
    6,309.56x = 9,479.44 × 9,479.44
  4. Step 4: Simplify right side
    6,309.56x = 89,859,735.32
  5. Step 5: Solve for x
    x = 89,859,735.32/6,309.56
  6. Step 6: Final answer
    x = 14,241.83

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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.