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Finding the Third Proportional to 427,324.50 and 664,296.75

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Solution

The third proportional to 427,324.50 and 664,296.75 is: 1,032,681.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,324.50 : 664,296.75 = 664,296.75 : x
  2. Step 2: Convert to fraction form
    427,324.50/664,296.75 = 664,296.75/x
  3. Step 3: Cross multiply
    427,324.50x = 664,296.75 × 664,296.75
  4. Step 4: Simplify right side
    427,324.50x = 441,290,172,060.56
  5. Step 5: Solve for x
    x = 441,290,172,060.56/427,324.50
  6. Step 6: Final answer
    x = 1,032,681.66

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