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Finding the Third Proportional to 305,282.25 and 664,800.75

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Solution

The third proportional to 305,282.25 and 664,800.75 is: 1,447,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,282.25 : 664,800.75 = 664,800.75 : x
  2. Step 2: Convert to fraction form
    305,282.25/664,800.75 = 664,800.75/x
  3. Step 3: Cross multiply
    305,282.25x = 664,800.75 × 664,800.75
  4. Step 4: Simplify right side
    305,282.25x = 441,960,037,200.56
  5. Step 5: Solve for x
    x = 441,960,037,200.56/305,282.25
  6. Step 6: Final answer
    x = 1,447,709.58

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