Home / 844,236.83-1,266,371.45-311,483.63

Finding the Fourth Proportional to 844,236.83, 1,266,371.45 and 311,483.63

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Solution

The fourth proportional to 844,236.83, 1,266,371.45 and 311,483.63 is: 467,231.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,236.83 : 1,266,371.45 = 311,483.63 : x
  2. Step 2: Convert to fraction form
    844,236.83/1,266,371.45 = 311,483.63/x
  3. Step 3: Cross multiply
    844,236.83x = 1,266,371.45 × 311,483.63
  4. Step 4: Simplify right side
    844,236.83x = 394,453,978,950.94
  5. Step 5: Solve for x
    x = 394,453,978,950.94/844,236.83
  6. Step 6: Final answer
    x = 467,231.43

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Double scale
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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.