Home / 494,738.46-682,740.39-268,383.96

Finding the Fourth Proportional to 494,738.46, 682,740.39 and 268,383.96

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Solution

The fourth proportional to 494,738.46, 682,740.39 and 268,383.96 is: 370,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,738.46 : 682,740.39 = 268,383.96 : x
  2. Step 2: Convert to fraction form
    494,738.46/682,740.39 = 268,383.96/x
  3. Step 3: Cross multiply
    494,738.46x = 682,740.39 × 268,383.96
  4. Step 4: Simplify right side
    494,738.46x = 183,236,569,520.14
  5. Step 5: Solve for x
    x = 183,236,569,520.14/494,738.46
  6. Step 6: Final answer
    x = 370,370.58

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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.