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Finding the Fourth Proportional to 362,550.80, 543,826.20 and 228,706.40

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Solution

The fourth proportional to 362,550.80, 543,826.20 and 228,706.40 is: 343,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,550.80 : 543,826.20 = 228,706.40 : x
  2. Step 2: Convert to fraction form
    362,550.80/543,826.20 = 228,706.40/x
  3. Step 3: Cross multiply
    362,550.80x = 543,826.20 × 228,706.40
  4. Step 4: Simplify right side
    362,550.80x = 124,376,532,427.68
  5. Step 5: Solve for x
    x = 124,376,532,427.68/362,550.80
  6. Step 6: Final answer
    x = 343,059.60

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