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Finding the Third Proportional to 271,375.50 and 398,926.50

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Solution

The third proportional to 271,375.50 and 398,926.50 is: 586,428.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,375.50 : 398,926.50 = 398,926.50 : x
  2. Step 2: Convert to fraction form
    271,375.50/398,926.50 = 398,926.50/x
  3. Step 3: Cross multiply
    271,375.50x = 398,926.50 × 398,926.50
  4. Step 4: Simplify right side
    271,375.50x = 159,142,352,402.25
  5. Step 5: Solve for x
    x = 159,142,352,402.25/271,375.50
  6. Step 6: Final answer
    x = 586,428.59

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