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Finding the Fourth Proportional to 283,911.20, 425,413.20 and 150,617.60

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Solution

The fourth proportional to 283,911.20, 425,413.20 and 150,617.60 is: 225,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,911.20 : 425,413.20 = 150,617.60 : x
  2. Step 2: Convert to fraction form
    283,911.20/425,413.20 = 150,617.60/x
  3. Step 3: Cross multiply
    283,911.20x = 425,413.20 × 150,617.60
  4. Step 4: Simplify right side
    283,911.20x = 64,074,715,192.32
  5. Step 5: Solve for x
    x = 64,074,715,192.32/283,911.20
  6. Step 6: Final answer
    x = 225,685.76

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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.