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Finding the Fourth Proportional to 349,560.43, 482,379.50 and 206,366.60

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Solution

The fourth proportional to 349,560.43, 482,379.50 and 206,366.60 is: 284,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,560.43 : 482,379.50 = 206,366.60 : x
  2. Step 2: Convert to fraction form
    349,560.43/482,379.50 = 206,366.60/x
  3. Step 3: Cross multiply
    349,560.43x = 482,379.50 × 206,366.60
  4. Step 4: Simplify right side
    349,560.43x = 99,547,019,046.57
  5. Step 5: Solve for x
    x = 99,547,019,046.57/349,560.43
  6. Step 6: Final answer
    x = 284,777.71

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