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Finding the Third Proportional to 5,750 and 8,906.75

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Solution

The third proportional to 5,750 and 8,906.75 is: 13,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750 : 8,906.75 = 8,906.75 : x
  2. Step 2: Convert to fraction form
    5,750/8,906.75 = 8,906.75/x
  3. Step 3: Cross multiply
    5,750x = 8,906.75 × 8,906.75
  4. Step 4: Simplify right side
    5,750x = 79,330,195.56
  5. Step 5: Solve for x
    x = 79,330,195.56/5,750
  6. Step 6: Final answer
    x = 13,796.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.