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Finding the Fourth Proportional to 198,954.69, 298,232.45 and 92,413.44

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Solution

The fourth proportional to 198,954.69, 298,232.45 and 92,413.44 is: 138,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,954.69 : 298,232.45 = 92,413.44 : x
  2. Step 2: Convert to fraction form
    198,954.69/298,232.45 = 92,413.44/x
  3. Step 3: Cross multiply
    198,954.69x = 298,232.45 × 92,413.44
  4. Step 4: Simplify right side
    198,954.69x = 27,560,686,162.06
  5. Step 5: Solve for x
    x = 27,560,686,162.06/198,954.69
  6. Step 6: Final answer
    x = 138,527.45

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1.5x scale

Why These Related Problems?

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