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Finding the Third Proportional to 124,975 and 269,912

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Solution

The third proportional to 124,975 and 269,912 is: 582,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,975 : 269,912 = 269,912 : x
  2. Step 2: Convert to fraction form
    124,975/269,912 = 269,912/x
  3. Step 3: Cross multiply
    124,975x = 269,912 × 269,912
  4. Step 4: Simplify right side
    124,975x = 72,852,487,744
  5. Step 5: Solve for x
    x = 72,852,487,744/124,975
  6. Step 6: Final answer
    x = 582,936.49

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.