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Finding the Third Proportional to 47,778.75 and 104,305.50

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Solution

The third proportional to 47,778.75 and 104,305.50 is: 227,708.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.75 : 104,305.50 = 104,305.50 : x
  2. Step 2: Convert to fraction form
    47,778.75/104,305.50 = 104,305.50/x
  3. Step 3: Cross multiply
    47,778.75x = 104,305.50 × 104,305.50
  4. Step 4: Simplify right side
    47,778.75x = 10,879,637,330.25
  5. Step 5: Solve for x
    x = 10,879,637,330.25/47,778.75
  6. Step 6: Final answer
    x = 227,708.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.