Home / 819,452.34-1,229,134.69-250,833.73

Finding the Fourth Proportional to 819,452.34, 1,229,134.69 and 250,833.73

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Solution

The fourth proportional to 819,452.34, 1,229,134.69 and 250,833.73 is: 376,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,452.34 : 1,229,134.69 = 250,833.73 : x
  2. Step 2: Convert to fraction form
    819,452.34/1,229,134.69 = 250,833.73/x
  3. Step 3: Cross multiply
    819,452.34x = 1,229,134.69 × 250,833.73
  4. Step 4: Simplify right side
    819,452.34x = 308,308,438,965.09
  5. Step 5: Solve for x
    x = 308,308,438,965.09/819,452.34
  6. Step 6: Final answer
    x = 376,237.18

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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.