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Finding the Fourth Proportional to 655,249.50, 982,873.44 and 206,009.73

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Solution

The fourth proportional to 655,249.50, 982,873.44 and 206,009.73 is: 309,014.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,249.50 : 982,873.44 = 206,009.73 : x
  2. Step 2: Convert to fraction form
    655,249.50/982,873.44 = 206,009.73/x
  3. Step 3: Cross multiply
    655,249.50x = 982,873.44 × 206,009.73
  4. Step 4: Simplify right side
    655,249.50x = 202,481,491,998.57
  5. Step 5: Solve for x
    x = 202,481,491,998.57/655,249.50
  6. Step 6: Final answer
    x = 309,014.34

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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.