Home / 494,384.10-682,251.57-268,029.78

Finding the Fourth Proportional to 494,384.10, 682,251.57 and 268,029.78

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Solution

The fourth proportional to 494,384.10, 682,251.57 and 268,029.78 is: 369,881.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,384.10 : 682,251.57 = 268,029.78 : x
  2. Step 2: Convert to fraction form
    494,384.10/682,251.57 = 268,029.78/x
  3. Step 3: Cross multiply
    494,384.10x = 682,251.57 × 268,029.78
  4. Step 4: Simplify right side
    494,384.10x = 182,863,738,211.76
  5. Step 5: Solve for x
    x = 182,863,738,211.76/494,384.10
  6. Step 6: Final answer
    x = 369,881.92

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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.