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Finding the Third Proportional to 126,652 and 197,736

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Solution

The third proportional to 126,652 and 197,736 is: 308,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,652 : 197,736 = 197,736 : x
  2. Step 2: Convert to fraction form
    126,652/197,736 = 197,736/x
  3. Step 3: Cross multiply
    126,652x = 197,736 × 197,736
  4. Step 4: Simplify right side
    126,652x = 39,099,525,696
  5. Step 5: Solve for x
    x = 39,099,525,696/126,652
  6. Step 6: Final answer
    x = 308,716.21

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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.