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Finding the Third Proportional to 6,958.69 and 15,375.38

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Solution

The third proportional to 6,958.69 and 15,375.38 is: 33,972.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.69 : 15,375.38 = 15,375.38 : x
  2. Step 2: Convert to fraction form
    6,958.69/15,375.38 = 15,375.38/x
  3. Step 3: Cross multiply
    6,958.69x = 15,375.38 × 15,375.38
  4. Step 4: Simplify right side
    6,958.69x = 236,402,156.39
  5. Step 5: Solve for x
    x = 236,402,156.39/6,958.69
  6. Step 6: Final answer
    x = 33,972.23

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.