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Finding the Fourth Proportional to 355,083.20, 532,624.80 and 322,942.40

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Solution

The fourth proportional to 355,083.20, 532,624.80 and 322,942.40 is: 484,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,083.20 : 532,624.80 = 322,942.40 : x
  2. Step 2: Convert to fraction form
    355,083.20/532,624.80 = 322,942.40/x
  3. Step 3: Cross multiply
    355,083.20x = 532,624.80 × 322,942.40
  4. Step 4: Simplify right side
    355,083.20x = 172,007,131,211.52
  5. Step 5: Solve for x
    x = 172,007,131,211.52/355,083.20
  6. Step 6: Final answer
    x = 484,413.60

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