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Finding the Third Proportional to 412,858.13 and 683,286.75

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Solution

The third proportional to 412,858.13 and 683,286.75 is: 1,130,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,858.13 : 683,286.75 = 683,286.75 : x
  2. Step 2: Convert to fraction form
    412,858.13/683,286.75 = 683,286.75/x
  3. Step 3: Cross multiply
    412,858.13x = 683,286.75 × 683,286.75
  4. Step 4: Simplify right side
    412,858.13x = 466,880,782,725.56
  5. Step 5: Solve for x
    x = 466,880,782,725.56/412,858.13
  6. Step 6: Final answer
    x = 1,130,850.42

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