Home / 494,554.59-682,514.10-276,761.42

Finding the Fourth Proportional to 494,554.59, 682,514.10 and 276,761.42

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Solution

The fourth proportional to 494,554.59, 682,514.10 and 276,761.42 is: 381,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,554.59 : 682,514.10 = 276,761.42 : x
  2. Step 2: Convert to fraction form
    494,554.59/682,514.10 = 276,761.42/x
  3. Step 3: Cross multiply
    494,554.59x = 682,514.10 × 276,761.42
  4. Step 4: Simplify right side
    494,554.59x = 188,893,568,073.45
  5. Step 5: Solve for x
    x = 188,893,568,073.45/494,554.59
  6. Step 6: Final answer
    x = 381,946.85

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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.