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Finding the Fourth Proportional to 360,942.13, 541,413.20 and 111,624.13

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Solution

The fourth proportional to 360,942.13, 541,413.20 and 111,624.13 is: 167,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,942.13 : 541,413.20 = 111,624.13 : x
  2. Step 2: Convert to fraction form
    360,942.13/541,413.20 = 111,624.13/x
  3. Step 3: Cross multiply
    360,942.13x = 541,413.20 × 111,624.13
  4. Step 4: Simplify right side
    360,942.13x = 60,434,777,420.52
  5. Step 5: Solve for x
    x = 60,434,777,420.52/360,942.13
  6. Step 6: Final answer
    x = 167,436.20

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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.