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Finding the Third Proportional to 124,968 and 269,619

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Solution

The third proportional to 124,968 and 269,619 is: 581,704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,968 : 269,619 = 269,619 : x
  2. Step 2: Convert to fraction form
    124,968/269,619 = 269,619/x
  3. Step 3: Cross multiply
    124,968x = 269,619 × 269,619
  4. Step 4: Simplify right side
    124,968x = 72,694,405,161
  5. Step 5: Solve for x
    x = 72,694,405,161/124,968
  6. Step 6: Final answer
    x = 581,704.16

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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.