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Finding the Fourth Proportional to 508,533.28, 762,504.54 and 192,817.96

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Solution

The fourth proportional to 508,533.28, 762,504.54 and 192,817.96 is: 289,114.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,533.28 : 762,504.54 = 192,817.96 : x
  2. Step 2: Convert to fraction form
    508,533.28/762,504.54 = 192,817.96/x
  3. Step 3: Cross multiply
    508,533.28x = 762,504.54 × 192,817.96
  4. Step 4: Simplify right side
    508,533.28x = 147,024,569,893.54
  5. Step 5: Solve for x
    x = 147,024,569,893.54/508,533.28
  6. Step 6: Final answer
    x = 289,114.94

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