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Finding the Fourth Proportional to 356,086.76, 491,410.80 and 194,956.83

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Solution

The fourth proportional to 356,086.76, 491,410.80 and 194,956.83 is: 269,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,086.76 : 491,410.80 = 194,956.83 : x
  2. Step 2: Convert to fraction form
    356,086.76/491,410.80 = 194,956.83/x
  3. Step 3: Cross multiply
    356,086.76x = 491,410.80 × 194,956.83
  4. Step 4: Simplify right side
    356,086.76x = 95,803,891,795.76
  5. Step 5: Solve for x
    x = 95,803,891,795.76/356,086.76
  6. Step 6: Final answer
    x = 269,046.49

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