Home / 837,467.94-1,256,202.60-206,381.82

Finding the Fourth Proportional to 837,467.94, 1,256,202.60 and 206,381.82

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Solution

The fourth proportional to 837,467.94, 1,256,202.60 and 206,381.82 is: 309,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,467.94 : 1,256,202.60 = 206,381.82 : x
  2. Step 2: Convert to fraction form
    837,467.94/1,256,202.60 = 206,381.82/x
  3. Step 3: Cross multiply
    837,467.94x = 1,256,202.60 × 206,381.82
  4. Step 4: Simplify right side
    837,467.94x = 259,257,378,876.73
  5. Step 5: Solve for x
    x = 259,257,378,876.73/837,467.94
  6. Step 6: Final answer
    x = 309,572.90

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Double scale
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Similar ratio
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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.