Home / 225,919.40-338,344.76-196,175.59

Finding the Fourth Proportional to 225,919.40, 338,344.76 and 196,175.59

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Solution

The fourth proportional to 225,919.40, 338,344.76 and 196,175.59 is: 293,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,919.40 : 338,344.76 = 196,175.59 : x
  2. Step 2: Convert to fraction form
    225,919.40/338,344.76 = 196,175.59/x
  3. Step 3: Cross multiply
    225,919.40x = 338,344.76 × 196,175.59
  4. Step 4: Simplify right side
    225,919.40x = 66,374,982,560.99
  5. Step 5: Solve for x
    x = 66,374,982,560.99/225,919.40
  6. Step 6: Final answer
    x = 293,799.40

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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.