Home / 654,382.62-981,586.24-205,093.56

Finding the Fourth Proportional to 654,382.62, 981,586.24 and 205,093.56

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Solution

The fourth proportional to 654,382.62, 981,586.24 and 205,093.56 is: 307,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,382.62 : 981,586.24 = 205,093.56 : x
  2. Step 2: Convert to fraction form
    654,382.62/981,586.24 = 205,093.56/x
  3. Step 3: Cross multiply
    654,382.62x = 981,586.24 × 205,093.56
  4. Step 4: Simplify right side
    654,382.62x = 201,317,016,408.61
  5. Step 5: Solve for x
    x = 201,317,016,408.61/654,382.62
  6. Step 6: Final answer
    x = 307,644.20

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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.