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Finding the Third Proportional to 6,963.75 and 11,099.25

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Solution

The third proportional to 6,963.75 and 11,099.25 is: 17,690.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.75 : 11,099.25 = 11,099.25 : x
  2. Step 2: Convert to fraction form
    6,963.75/11,099.25 = 11,099.25/x
  3. Step 3: Cross multiply
    6,963.75x = 11,099.25 × 11,099.25
  4. Step 4: Simplify right side
    6,963.75x = 123,193,350.56
  5. Step 5: Solve for x
    x = 123,193,350.56/6,963.75
  6. Step 6: Final answer
    x = 17,690.66

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.