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Finding the Third Proportional to 86,923 and 209,334

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Solution

The third proportional to 86,923 and 209,334 is: 504,132.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,923 : 209,334 = 209,334 : x
  2. Step 2: Convert to fraction form
    86,923/209,334 = 209,334/x
  3. Step 3: Cross multiply
    86,923x = 209,334 × 209,334
  4. Step 4: Simplify right side
    86,923x = 43,820,723,556
  5. Step 5: Solve for x
    x = 43,820,723,556/86,923
  6. Step 6: Final answer
    x = 504,132.66

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.