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Finding the Third Proportional to 38,866.50 and 80,500.50

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Solution

The third proportional to 38,866.50 and 80,500.50 is: 166,733.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,866.50 : 80,500.50 = 80,500.50 : x
  2. Step 2: Convert to fraction form
    38,866.50/80,500.50 = 80,500.50/x
  3. Step 3: Cross multiply
    38,866.50x = 80,500.50 × 80,500.50
  4. Step 4: Simplify right side
    38,866.50x = 6,480,330,500.25
  5. Step 5: Solve for x
    x = 6,480,330,500.25/38,866.50
  6. Step 6: Final answer
    x = 166,733.06

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.