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Finding the Third Proportional to 6,469.50 and 10,359.75

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Solution

The third proportional to 6,469.50 and 10,359.75 is: 16,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469.50 : 10,359.75 = 10,359.75 : x
  2. Step 2: Convert to fraction form
    6,469.50/10,359.75 = 10,359.75/x
  3. Step 3: Cross multiply
    6,469.50x = 10,359.75 × 10,359.75
  4. Step 4: Simplify right side
    6,469.50x = 107,324,420.06
  5. Step 5: Solve for x
    x = 107,324,420.06/6,469.50
  6. Step 6: Final answer
    x = 16,589.29

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.