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Finding the Third Proportional to 4,043.25 and 5,910.75

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Solution

The third proportional to 4,043.25 and 5,910.75 is: 8,640.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.25 : 5,910.75 = 5,910.75 : x
  2. Step 2: Convert to fraction form
    4,043.25/5,910.75 = 5,910.75/x
  3. Step 3: Cross multiply
    4,043.25x = 5,910.75 × 5,910.75
  4. Step 4: Simplify right side
    4,043.25x = 34,936,965.56
  5. Step 5: Solve for x
    x = 34,936,965.56/4,043.25
  6. Step 6: Final answer
    x = 8,640.81

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.