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Finding the Third Proportional to 67,986 and 124,794

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Solution

The third proportional to 67,986 and 124,794 is: 229,069.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,986 : 124,794 = 124,794 : x
  2. Step 2: Convert to fraction form
    67,986/124,794 = 124,794/x
  3. Step 3: Cross multiply
    67,986x = 124,794 × 124,794
  4. Step 4: Simplify right side
    67,986x = 15,573,542,436
  5. Step 5: Solve for x
    x = 15,573,542,436/67,986
  6. Step 6: Final answer
    x = 229,069.84

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Why These Related Problems?

These problems maintain the same ratio (1.84) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.