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Finding the Fourth Proportional to 357,632.80, 536,449.20 and 108,314.80

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Solution

The fourth proportional to 357,632.80, 536,449.20 and 108,314.80 is: 162,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,632.80 : 536,449.20 = 108,314.80 : x
  2. Step 2: Convert to fraction form
    357,632.80/536,449.20 = 108,314.80/x
  3. Step 3: Cross multiply
    357,632.80x = 536,449.20 × 108,314.80
  4. Step 4: Simplify right side
    357,632.80x = 58,105,387,808.16
  5. Step 5: Solve for x
    x = 58,105,387,808.16/357,632.80
  6. Step 6: Final answer
    x = 162,472.20

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