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Finding the Third Proportional to 124,954 and 269,865

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Solution

The third proportional to 124,954 and 269,865 is: 582,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,954 : 269,865 = 269,865 : x
  2. Step 2: Convert to fraction form
    124,954/269,865 = 269,865/x
  3. Step 3: Cross multiply
    124,954x = 269,865 × 269,865
  4. Step 4: Simplify right side
    124,954x = 72,827,118,225
  5. Step 5: Solve for x
    x = 72,827,118,225/124,954
  6. Step 6: Final answer
    x = 582,831.43

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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.