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Finding the Fourth Proportional to 444,078.88, 612,791.80 and 250,475.92

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Solution

The fourth proportional to 444,078.88, 612,791.80 and 250,475.92 is: 345,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,078.88 : 612,791.80 = 250,475.92 : x
  2. Step 2: Convert to fraction form
    444,078.88/612,791.80 = 250,475.92/x
  3. Step 3: Cross multiply
    444,078.88x = 612,791.80 × 250,475.92
  4. Step 4: Simplify right side
    444,078.88x = 153,489,589,873.46
  5. Step 5: Solve for x
    x = 153,489,589,873.46/444,078.88
  6. Step 6: Final answer
    x = 345,635.87

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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.