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Finding the Fourth Proportional to 228,584.80, 342,877.20 and 70,861.60

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Solution

The fourth proportional to 228,584.80, 342,877.20 and 70,861.60 is: 106,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,584.80 : 342,877.20 = 70,861.60 : x
  2. Step 2: Convert to fraction form
    228,584.80/342,877.20 = 70,861.60/x
  3. Step 3: Cross multiply
    228,584.80x = 342,877.20 × 70,861.60
  4. Step 4: Simplify right side
    228,584.80x = 24,296,826,995.52
  5. Step 5: Solve for x
    x = 24,296,826,995.52/228,584.80
  6. Step 6: Final answer
    x = 106,292.40

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