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Finding the Third Proportional to 3,324,339.75 and 7,279,239

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Solution

The third proportional to 3,324,339.75 and 7,279,239 is: 15,939,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324,339.75 : 7,279,239 = 7,279,239 : x
  2. Step 2: Convert to fraction form
    3,324,339.75/7,279,239 = 7,279,239/x
  3. Step 3: Cross multiply
    3,324,339.75x = 7,279,239 × 7,279,239
  4. Step 4: Simplify right side
    3,324,339.75x = 52,987,320,419,121
  5. Step 5: Solve for x
    x = 52,987,320,419,121/3,324,339.75
  6. Step 6: Final answer
    x = 15,939,201.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.