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Finding the Third Proportional to 449,101.13 and 671,878.13

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Solution

The third proportional to 449,101.13 and 671,878.13 is: 1,005,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,101.13 : 671,878.13 = 671,878.13 : x
  2. Step 2: Convert to fraction form
    449,101.13/671,878.13 = 671,878.13/x
  3. Step 3: Cross multiply
    449,101.13x = 671,878.13 × 671,878.13
  4. Step 4: Simplify right side
    449,101.13x = 451,420,214,853.52
  5. Step 5: Solve for x
    x = 451,420,214,853.52/449,101.13
  6. Step 6: Final answer
    x = 1,005,163.85

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