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Finding the Fourth Proportional to 199,609.20, 299,413.80 and 179,926.20

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Solution

The fourth proportional to 199,609.20, 299,413.80 and 179,926.20 is: 269,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,609.20 : 299,413.80 = 179,926.20 : x
  2. Step 2: Convert to fraction form
    199,609.20/299,413.80 = 179,926.20/x
  3. Step 3: Cross multiply
    199,609.20x = 299,413.80 × 179,926.20
  4. Step 4: Simplify right side
    199,609.20x = 53,872,387,261.56
  5. Step 5: Solve for x
    x = 53,872,387,261.56/199,609.20
  6. Step 6: Final answer
    x = 269,889.30

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