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Finding the Fourth Proportional to 399,842.67, 599,795.00 and 133,604.13

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Solution

The fourth proportional to 399,842.67, 599,795.00 and 133,604.13 is: 200,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,842.67 : 599,795.00 = 133,604.13 : x
  2. Step 2: Convert to fraction form
    399,842.67/599,795.00 = 133,604.13/x
  3. Step 3: Cross multiply
    399,842.67x = 599,795.00 × 133,604.13
  4. Step 4: Simplify right side
    399,842.67x = 80,135,088,485.33
  5. Step 5: Solve for x
    x = 80,135,088,485.33/399,842.67
  6. Step 6: Final answer
    x = 200,416.55

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