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Finding the Third Proportional to 76,876 and 98,232

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Solution

The third proportional to 76,876 and 98,232 is: 125,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,876 : 98,232 = 98,232 : x
  2. Step 2: Convert to fraction form
    76,876/98,232 = 98,232/x
  3. Step 3: Cross multiply
    76,876x = 98,232 × 98,232
  4. Step 4: Simplify right side
    76,876x = 9,649,525,824
  5. Step 5: Solve for x
    x = 9,649,525,824/76,876
  6. Step 6: Final answer
    x = 125,520.65

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.