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Finding the Fourth Proportional to 500,885.75, 751,372.37 and 126,908.75

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Solution

The fourth proportional to 500,885.75, 751,372.37 and 126,908.75 is: 190,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,885.75 : 751,372.37 = 126,908.75 : x
  2. Step 2: Convert to fraction form
    500,885.75/751,372.37 = 126,908.75/x
  3. Step 3: Cross multiply
    500,885.75x = 751,372.37 × 126,908.75
  4. Step 4: Simplify right side
    500,885.75x = 95,355,728,261.24
  5. Step 5: Solve for x
    x = 95,355,728,261.24/500,885.75
  6. Step 6: Final answer
    x = 190,374.21

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