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Finding the Fourth Proportional to 455,796.28, 628,996.44 and 251,861.24

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Solution

The fourth proportional to 455,796.28, 628,996.44 and 251,861.24 is: 347,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,796.28 : 628,996.44 = 251,861.24 : x
  2. Step 2: Convert to fraction form
    455,796.28/628,996.44 = 251,861.24/x
  3. Step 3: Cross multiply
    455,796.28x = 628,996.44 × 251,861.24
  4. Step 4: Simplify right side
    455,796.28x = 158,419,823,333.99
  5. Step 5: Solve for x
    x = 158,419,823,333.99/455,796.28
  6. Step 6: Final answer
    x = 347,567.17

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