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Finding the Fourth Proportional to 444,198.39, 612,991.92 and 240,249.52

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Solution

The fourth proportional to 444,198.39, 612,991.92 and 240,249.52 is: 331,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,198.39 : 612,991.92 = 240,249.52 : x
  2. Step 2: Convert to fraction form
    444,198.39/612,991.92 = 240,249.52/x
  3. Step 3: Cross multiply
    444,198.39x = 612,991.92 × 240,249.52
  4. Step 4: Simplify right side
    444,198.39x = 147,271,014,543.88
  5. Step 5: Solve for x
    x = 147,271,014,543.88/444,198.39
  6. Step 6: Final answer
    x = 331,543.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.