Home / 603,922.14-905,859.55-204,562.90

Finding the Fourth Proportional to 603,922.14, 905,859.55 and 204,562.90

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Solution

The fourth proportional to 603,922.14, 905,859.55 and 204,562.90 is: 306,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,922.14 : 905,859.55 = 204,562.90 : x
  2. Step 2: Convert to fraction form
    603,922.14/905,859.55 = 204,562.90/x
  3. Step 3: Cross multiply
    603,922.14x = 905,859.55 × 204,562.90
  4. Step 4: Simplify right side
    603,922.14x = 185,305,255,517.88
  5. Step 5: Solve for x
    x = 185,305,255,517.88/603,922.14
  6. Step 6: Final answer
    x = 306,836.33

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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.