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Finding the Fourth Proportional to 248,212.92, 372,474.90 and 100,468.92

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Solution

The fourth proportional to 248,212.92, 372,474.90 and 100,468.92 is: 150,766.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,212.92 : 372,474.90 = 100,468.92 : x
  2. Step 2: Convert to fraction form
    248,212.92/372,474.90 = 100,468.92/x
  3. Step 3: Cross multiply
    248,212.92x = 372,474.90 × 100,468.92
  4. Step 4: Simplify right side
    248,212.92x = 37,422,150,930.11
  5. Step 5: Solve for x
    x = 37,422,150,930.11/248,212.92
  6. Step 6: Final answer
    x = 150,766.33

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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.