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Finding the Fourth Proportional to 414,564.40, 622,000.20 and 165,425.20

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Solution

The fourth proportional to 414,564.40, 622,000.20 and 165,425.20 is: 248,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,564.40 : 622,000.20 = 165,425.20 : x
  2. Step 2: Convert to fraction form
    414,564.40/622,000.20 = 165,425.20/x
  3. Step 3: Cross multiply
    414,564.40x = 622,000.20 × 165,425.20
  4. Step 4: Simplify right side
    414,564.40x = 102,894,507,485.04
  5. Step 5: Solve for x
    x = 102,894,507,485.04/414,564.40
  6. Step 6: Final answer
    x = 248,199.09

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