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Finding the Third Proportional to 79,608 and 124,255

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Solution

The third proportional to 79,608 and 124,255 is: 193,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,608 : 124,255 = 124,255 : x
  2. Step 2: Convert to fraction form
    79,608/124,255 = 124,255/x
  3. Step 3: Cross multiply
    79,608x = 124,255 × 124,255
  4. Step 4: Simplify right side
    79,608x = 15,439,305,025
  5. Step 5: Solve for x
    x = 15,439,305,025/79,608
  6. Step 6: Final answer
    x = 193,941.63

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.