Home / 819,195.16-1,228,608.42-293,883.16

Finding the Fourth Proportional to 819,195.16, 1,228,608.42 and 293,883.16

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Solution

The fourth proportional to 819,195.16, 1,228,608.42 and 293,883.16 is: 440,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,195.16 : 1,228,608.42 = 293,883.16 : x
  2. Step 2: Convert to fraction form
    819,195.16/1,228,608.42 = 293,883.16/x
  3. Step 3: Cross multiply
    819,195.16x = 1,228,608.42 × 293,883.16
  4. Step 4: Simplify right side
    819,195.16x = 361,067,324,872.21
  5. Step 5: Solve for x
    x = 361,067,324,872.21/819,195.16
  6. Step 6: Final answer
    x = 440,758.62

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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.