Home / 769,198.56-1,061,471.66-425,029.02

Finding the Fourth Proportional to 769,198.56, 1,061,471.66 and 425,029.02

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Solution

The fourth proportional to 769,198.56, 1,061,471.66 and 425,029.02 is: 586,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,198.56 : 1,061,471.66 = 425,029.02 : x
  2. Step 2: Convert to fraction form
    769,198.56/1,061,471.66 = 425,029.02/x
  3. Step 3: Cross multiply
    769,198.56x = 1,061,471.66 × 425,029.02
  4. Step 4: Simplify right side
    769,198.56x = 451,156,257,282.43
  5. Step 5: Solve for x
    x = 451,156,257,282.43/769,198.56
  6. Step 6: Final answer
    x = 586,527.69

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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.