Home / 326,928.93-451,363.22-259,219.41

Finding the Fourth Proportional to 326,928.93, 451,363.22 and 259,219.41

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Solution

The fourth proportional to 326,928.93, 451,363.22 and 259,219.41 is: 357,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,928.93 : 451,363.22 = 259,219.41 : x
  2. Step 2: Convert to fraction form
    326,928.93/451,363.22 = 259,219.41/x
  3. Step 3: Cross multiply
    326,928.93x = 451,363.22 × 259,219.41
  4. Step 4: Simplify right side
    326,928.93x = 117,002,107,584.10
  5. Step 5: Solve for x
    x = 117,002,107,584.10/326,928.93
  6. Step 6: Final answer
    x = 357,882.39

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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.