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Finding the Fourth Proportional to 667,436.60, 1,001,057.70 and 194,072.60

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Solution

The fourth proportional to 667,436.60, 1,001,057.70 and 194,072.60 is: 291,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,436.60 : 1,001,057.70 = 194,072.60 : x
  2. Step 2: Convert to fraction form
    667,436.60/1,001,057.70 = 194,072.60/x
  3. Step 3: Cross multiply
    667,436.60x = 1,001,057.70 × 194,072.60
  4. Step 4: Simplify right side
    667,436.60x = 194,277,870,589.02
  5. Step 5: Solve for x
    x = 194,277,870,589.02/667,436.60
  6. Step 6: Final answer
    x = 291,080.64

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