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Finding the Third Proportional to 7,744.50 and 10,437.75

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Solution

The third proportional to 7,744.50 and 10,437.75 is: 14,067.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.50 : 10,437.75 = 10,437.75 : x
  2. Step 2: Convert to fraction form
    7,744.50/10,437.75 = 10,437.75/x
  3. Step 3: Cross multiply
    7,744.50x = 10,437.75 × 10,437.75
  4. Step 4: Simplify right side
    7,744.50x = 108,946,625.06
  5. Step 5: Solve for x
    x = 108,946,625.06/7,744.50
  6. Step 6: Final answer
    x = 14,067.61

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.