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Finding the Third Proportional to 62,939.25 and 136,543.50

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Solution

The third proportional to 62,939.25 and 136,543.50 is: 296,224.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,939.25 : 136,543.50 = 136,543.50 : x
  2. Step 2: Convert to fraction form
    62,939.25/136,543.50 = 136,543.50/x
  3. Step 3: Cross multiply
    62,939.25x = 136,543.50 × 136,543.50
  4. Step 4: Simplify right side
    62,939.25x = 18,644,127,392.25
  5. Step 5: Solve for x
    x = 18,644,127,392.25/62,939.25
  6. Step 6: Final answer
    x = 296,224.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.