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Finding the Fourth Proportional to 318,059.92, 438,923.64 and 174,834.64

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Solution

The fourth proportional to 318,059.92, 438,923.64 and 174,834.64 is: 241,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,059.92 : 438,923.64 = 174,834.64 : x
  2. Step 2: Convert to fraction form
    318,059.92/438,923.64 = 174,834.64/x
  3. Step 3: Cross multiply
    318,059.92x = 438,923.64 × 174,834.64
  4. Step 4: Simplify right side
    318,059.92x = 76,739,056,586.89
  5. Step 5: Solve for x
    x = 76,739,056,586.89/318,059.92
  6. Step 6: Final answer
    x = 241,272.33

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