Home / 769,709.44-1,062,153.27-425,524.75

Finding the Fourth Proportional to 769,709.44, 1,062,153.27 and 425,524.75

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Solution

The fourth proportional to 769,709.44, 1,062,153.27 and 425,524.75 is: 587,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,709.44 : 1,062,153.27 = 425,524.75 : x
  2. Step 2: Convert to fraction form
    769,709.44/1,062,153.27 = 425,524.75/x
  3. Step 3: Cross multiply
    769,709.44x = 1,062,153.27 × 425,524.75
  4. Step 4: Simplify right side
    769,709.44x = 451,972,504,678.43
  5. Step 5: Solve for x
    x = 451,972,504,678.43/769,709.44
  6. Step 6: Final answer
    x = 587,198.86

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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.