Home / 326,825.14-451,067.79-199,574.14

Finding the Fourth Proportional to 326,825.14, 451,067.79 and 199,574.14

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Solution

The fourth proportional to 326,825.14, 451,067.79 and 199,574.14 is: 275,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,825.14 : 451,067.79 = 199,574.14 : x
  2. Step 2: Convert to fraction form
    326,825.14/451,067.79 = 199,574.14/x
  3. Step 3: Cross multiply
    326,825.14x = 451,067.79 × 199,574.14
  4. Step 4: Simplify right side
    326,825.14x = 90,021,466,270.95
  5. Step 5: Solve for x
    x = 90,021,466,270.95/326,825.14
  6. Step 6: Final answer
    x = 275,442.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.