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Finding the Fourth Proportional to 474,837.67, 712,293.39 and 137,883.88

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Solution

The fourth proportional to 474,837.67, 712,293.39 and 137,883.88 is: 206,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,837.67 : 712,293.39 = 137,883.88 : x
  2. Step 2: Convert to fraction form
    474,837.67/712,293.39 = 137,883.88/x
  3. Step 3: Cross multiply
    474,837.67x = 712,293.39 × 137,883.88
  4. Step 4: Simplify right side
    474,837.67x = 98,213,776,311.55
  5. Step 5: Solve for x
    x = 98,213,776,311.55/474,837.67
  6. Step 6: Final answer
    x = 206,836.53

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