Home / 326,824.64-451,067.10-199,573.64

Finding the Fourth Proportional to 326,824.64, 451,067.10 and 199,573.64

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Solution

The fourth proportional to 326,824.64, 451,067.10 and 199,573.64 is: 275,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,824.64 : 451,067.10 = 199,573.64 : x
  2. Step 2: Convert to fraction form
    326,824.64/451,067.10 = 199,573.64/x
  3. Step 3: Cross multiply
    326,824.64x = 451,067.10 × 199,573.64
  4. Step 4: Simplify right side
    326,824.64x = 90,021,103,031.24
  5. Step 5: Solve for x
    x = 90,021,103,031.24/326,824.64
  6. Step 6: Final answer
    x = 275,441.60

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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.