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Finding the Fourth Proportional to 444,198.79, 612,994.43 and 250,647.59

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Solution

The fourth proportional to 444,198.79, 612,994.43 and 250,647.59 is: 345,893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,198.79 : 612,994.43 = 250,647.59 : x
  2. Step 2: Convert to fraction form
    444,198.79/612,994.43 = 250,647.59/x
  3. Step 3: Cross multiply
    444,198.79x = 612,994.43 × 250,647.59
  4. Step 4: Simplify right side
    444,198.79x = 153,645,576,997.98
  5. Step 5: Solve for x
    x = 153,645,576,997.98/444,198.79
  6. Step 6: Final answer
    x = 345,893.73

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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.