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Finding the Fourth Proportional to 362,499.20, 543,943.20 and 152,158.40

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Solution

The fourth proportional to 362,499.20, 543,943.20 and 152,158.40 is: 228,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,499.20 : 543,943.20 = 152,158.40 : x
  2. Step 2: Convert to fraction form
    362,499.20/543,943.20 = 152,158.40/x
  3. Step 3: Cross multiply
    362,499.20x = 543,943.20 × 152,158.40
  4. Step 4: Simplify right side
    362,499.20x = 82,765,527,002.88
  5. Step 5: Solve for x
    x = 82,765,527,002.88/362,499.20
  6. Step 6: Final answer
    x = 228,319.20

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