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Finding the Third Proportional to 253,143 and 356,028.75

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Solution

The third proportional to 253,143 and 356,028.75 is: 500,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,143 : 356,028.75 = 356,028.75 : x
  2. Step 2: Convert to fraction form
    253,143/356,028.75 = 356,028.75/x
  3. Step 3: Cross multiply
    253,143x = 356,028.75 × 356,028.75
  4. Step 4: Simplify right side
    253,143x = 126,756,470,826.56
  5. Step 5: Solve for x
    x = 126,756,470,826.56/253,143
  6. Step 6: Final answer
    x = 500,730.70

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