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Finding the Fourth Proportional to 356,078.98, 491,388.15 and 194,933.98

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Solution

The fourth proportional to 356,078.98, 491,388.15 and 194,933.98 is: 269,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,078.98 : 491,388.15 = 194,933.98 : x
  2. Step 2: Convert to fraction form
    356,078.98/491,388.15 = 194,933.98/x
  3. Step 3: Cross multiply
    356,078.98x = 491,388.15 × 194,933.98
  4. Step 4: Simplify right side
    356,078.98x = 95,788,247,804.34
  5. Step 5: Solve for x
    x = 95,788,247,804.34/356,078.98
  6. Step 6: Final answer
    x = 269,008.43

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