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Finding the Fourth Proportional to 362,805.99, 500,678.26 and 199,469.40

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Solution

The fourth proportional to 362,805.99, 500,678.26 and 199,469.40 is: 275,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,805.99 : 500,678.26 = 199,469.40 : x
  2. Step 2: Convert to fraction form
    362,805.99/500,678.26 = 199,469.40/x
  3. Step 3: Cross multiply
    362,805.99x = 500,678.26 × 199,469.40
  4. Step 4: Simplify right side
    362,805.99x = 99,869,992,115.24
  5. Step 5: Solve for x
    x = 99,869,992,115.24/362,805.99
  6. Step 6: Final answer
    x = 275,271.07

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