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Finding the Fourth Proportional to 338,634.30, 467,336.33 and 187,731.30

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Solution

The fourth proportional to 338,634.30, 467,336.33 and 187,731.30 is: 259,080.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,634.30 : 467,336.33 = 187,731.30 : x
  2. Step 2: Convert to fraction form
    338,634.30/467,336.33 = 187,731.30/x
  3. Step 3: Cross multiply
    338,634.30x = 467,336.33 × 187,731.30
  4. Step 4: Simplify right side
    338,634.30x = 87,733,656,768.13
  5. Step 5: Solve for x
    x = 87,733,656,768.13/338,634.30
  6. Step 6: Final answer
    x = 259,080.83

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