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Finding the Third Proportional to 62,231.25 and 136,558.50

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Solution

The third proportional to 62,231.25 and 136,558.50 is: 299,660.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,231.25 : 136,558.50 = 136,558.50 : x
  2. Step 2: Convert to fraction form
    62,231.25/136,558.50 = 136,558.50/x
  3. Step 3: Cross multiply
    62,231.25x = 136,558.50 × 136,558.50
  4. Step 4: Simplify right side
    62,231.25x = 18,648,223,922.25
  5. Step 5: Solve for x
    x = 18,648,223,922.25/62,231.25
  6. Step 6: Final answer
    x = 299,660.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.