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Finding the Fourth Proportional to 228,463.44, 315,269.26 and 126,481.74

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Solution

The fourth proportional to 228,463.44, 315,269.26 and 126,481.74 is: 174,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,463.44 : 315,269.26 = 126,481.74 : x
  2. Step 2: Convert to fraction form
    228,463.44/315,269.26 = 126,481.74/x
  3. Step 3: Cross multiply
    228,463.44x = 315,269.26 × 126,481.74
  4. Step 4: Simplify right side
    228,463.44x = 39,875,804,257.11
  5. Step 5: Solve for x
    x = 39,875,804,257.11/228,463.44
  6. Step 6: Final answer
    x = 174,539.10

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