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Finding the Fourth Proportional to 404,311.80, 606,540.60 and 167,678.40

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Solution

The fourth proportional to 404,311.80, 606,540.60 and 167,678.40 is: 251,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,311.80 : 606,540.60 = 167,678.40 : x
  2. Step 2: Convert to fraction form
    404,311.80/606,540.60 = 167,678.40/x
  3. Step 3: Cross multiply
    404,311.80x = 606,540.60 × 167,678.40
  4. Step 4: Simplify right side
    404,311.80x = 101,703,757,343.04
  5. Step 5: Solve for x
    x = 101,703,757,343.04/404,311.80
  6. Step 6: Final answer
    x = 251,547.83

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