Home / 598,245.21-897,173.69-198,778.73

Finding the Fourth Proportional to 598,245.21, 897,173.69 and 198,778.73

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Solution

The fourth proportional to 598,245.21, 897,173.69 and 198,778.73 is: 298,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,245.21 : 897,173.69 = 198,778.73 : x
  2. Step 2: Convert to fraction form
    598,245.21/897,173.69 = 198,778.73/x
  3. Step 3: Cross multiply
    598,245.21x = 897,173.69 × 198,778.73
  4. Step 4: Simplify right side
    598,245.21x = 178,339,041,207.85
  5. Step 5: Solve for x
    x = 178,339,041,207.85/598,245.21
  6. Step 6: Final answer
    x = 298,103.58

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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.