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Finding the Third Proportional to 121,377.75 and 247,572.75

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Solution

The third proportional to 121,377.75 and 247,572.75 is: 504,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,377.75 : 247,572.75 = 247,572.75 : x
  2. Step 2: Convert to fraction form
    121,377.75/247,572.75 = 247,572.75/x
  3. Step 3: Cross multiply
    121,377.75x = 247,572.75 × 247,572.75
  4. Step 4: Simplify right side
    121,377.75x = 61,292,266,542.56
  5. Step 5: Solve for x
    x = 61,292,266,542.56/121,377.75
  6. Step 6: Final answer
    x = 504,971.19

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.