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Finding the Fourth Proportional to 340,918.62, 511,398.09 and 104,277.66

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Solution

The fourth proportional to 340,918.62, 511,398.09 and 104,277.66 is: 156,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,918.62 : 511,398.09 = 104,277.66 : x
  2. Step 2: Convert to fraction form
    340,918.62/511,398.09 = 104,277.66/x
  3. Step 3: Cross multiply
    340,918.62x = 511,398.09 × 104,277.66
  4. Step 4: Simplify right side
    340,918.62x = 53,327,396,153.67
  5. Step 5: Solve for x
    x = 53,327,396,153.67/340,918.62
  6. Step 6: Final answer
    x = 156,422.66

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