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Finding the Third Proportional to 7,241.25 and 10,938.75

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Solution

The third proportional to 7,241.25 and 10,938.75 is: 16,524.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.25 : 10,938.75 = 10,938.75 : x
  2. Step 2: Convert to fraction form
    7,241.25/10,938.75 = 10,938.75/x
  3. Step 3: Cross multiply
    7,241.25x = 10,938.75 × 10,938.75
  4. Step 4: Simplify right side
    7,241.25x = 119,656,251.56
  5. Step 5: Solve for x
    x = 119,656,251.56/7,241.25
  6. Step 6: Final answer
    x = 16,524.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.