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Finding the Third Proportional to 451,758.94 and 699,509.25

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Solution

The third proportional to 451,758.94 and 699,509.25 is: 1,083,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,758.94 : 699,509.25 = 699,509.25 : x
  2. Step 2: Convert to fraction form
    451,758.94/699,509.25 = 699,509.25/x
  3. Step 3: Cross multiply
    451,758.94x = 699,509.25 × 699,509.25
  4. Step 4: Simplify right side
    451,758.94x = 489,313,190,835.56
  5. Step 5: Solve for x
    x = 489,313,190,835.56/451,758.94
  6. Step 6: Final answer
    x = 1,083,128.97

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