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Finding the Fourth Proportional to 329,094.38, 493,641.56 and 79,776.38

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Solution

The fourth proportional to 329,094.38, 493,641.56 and 79,776.38 is: 119,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,094.38 : 493,641.56 = 79,776.38 : x
  2. Step 2: Convert to fraction form
    329,094.38/493,641.56 = 79,776.38/x
  3. Step 3: Cross multiply
    329,094.38x = 493,641.56 × 79,776.38
  4. Step 4: Simplify right side
    329,094.38x = 39,380,934,405.59
  5. Step 5: Solve for x
    x = 39,380,934,405.59/329,094.38
  6. Step 6: Final answer
    x = 119,664.56

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