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Finding the Third Proportional to 47,978 and 104,689

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Solution

The third proportional to 47,978 and 104,689 is: 228,433.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,978 : 104,689 = 104,689 : x
  2. Step 2: Convert to fraction form
    47,978/104,689 = 104,689/x
  3. Step 3: Cross multiply
    47,978x = 104,689 × 104,689
  4. Step 4: Simplify right side
    47,978x = 10,959,786,721
  5. Step 5: Solve for x
    x = 10,959,786,721/47,978
  6. Step 6: Final answer
    x = 228,433.59

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