Home / 862,961.44-1,294,234.48-263,927.80

Finding the Fourth Proportional to 862,961.44, 1,294,234.48 and 263,927.80

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Solution

The fourth proportional to 862,961.44, 1,294,234.48 and 263,927.80 is: 395,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,961.44 : 1,294,234.48 = 263,927.80 : x
  2. Step 2: Convert to fraction form
    862,961.44/1,294,234.48 = 263,927.80/x
  3. Step 3: Cross multiply
    862,961.44x = 1,294,234.48 × 263,927.80
  4. Step 4: Simplify right side
    862,961.44x = 341,584,458,990.54
  5. Step 5: Solve for x
    x = 341,584,458,990.54/862,961.44
  6. Step 6: Final answer
    x = 395,828.18

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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.