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Finding the Third Proportional to 49,306.75 and 107,999.50

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Solution

The third proportional to 49,306.75 and 107,999.50 is: 236,557.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,306.75 : 107,999.50 = 107,999.50 : x
  2. Step 2: Convert to fraction form
    49,306.75/107,999.50 = 107,999.50/x
  3. Step 3: Cross multiply
    49,306.75x = 107,999.50 × 107,999.50
  4. Step 4: Simplify right side
    49,306.75x = 11,663,892,000.25
  5. Step 5: Solve for x
    x = 11,663,892,000.25/49,306.75
  6. Step 6: Final answer
    x = 236,557.71

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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.