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Finding the Third Proportional to 60,409 and 131,199

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Solution

The third proportional to 60,409 and 131,199 is: 284,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,409 : 131,199 = 131,199 : x
  2. Step 2: Convert to fraction form
    60,409/131,199 = 131,199/x
  3. Step 3: Cross multiply
    60,409x = 131,199 × 131,199
  4. Step 4: Simplify right side
    60,409x = 17,213,177,601
  5. Step 5: Solve for x
    x = 17,213,177,601/60,409
  6. Step 6: Final answer
    x = 284,943.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.