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Finding the Fourth Proportional to 474,892.80, 711,993.60 and 194,265.60

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Solution

The fourth proportional to 474,892.80, 711,993.60 and 194,265.60 is: 291,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,892.80 : 711,993.60 = 194,265.60 : x
  2. Step 2: Convert to fraction form
    474,892.80/711,993.60 = 194,265.60/x
  3. Step 3: Cross multiply
    474,892.80x = 711,993.60 × 194,265.60
  4. Step 4: Simplify right side
    474,892.80x = 138,315,863,900.16
  5. Step 5: Solve for x
    x = 138,315,863,900.16/474,892.80
  6. Step 6: Final answer
    x = 291,257.02

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