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Finding the Fourth Proportional to 216,413.40, 324,620.10 and 179,549.40

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Solution

The fourth proportional to 216,413.40, 324,620.10 and 179,549.40 is: 269,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,413.40 : 324,620.10 = 179,549.40 : x
  2. Step 2: Convert to fraction form
    216,413.40/324,620.10 = 179,549.40/x
  3. Step 3: Cross multiply
    216,413.40x = 324,620.10 × 179,549.40
  4. Step 4: Simplify right side
    216,413.40x = 58,285,344,182.94
  5. Step 5: Solve for x
    x = 58,285,344,182.94/216,413.40
  6. Step 6: Final answer
    x = 269,324.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.