Home / 277,690.05-383,240.55-200,229.41

Finding the Fourth Proportional to 277,690.05, 383,240.55 and 200,229.41

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Solution

The fourth proportional to 277,690.05, 383,240.55 and 200,229.41 is: 276,336.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,690.05 : 383,240.55 = 200,229.41 : x
  2. Step 2: Convert to fraction form
    277,690.05/383,240.55 = 200,229.41/x
  3. Step 3: Cross multiply
    277,690.05x = 383,240.55 × 200,229.41
  4. Step 4: Simplify right side
    277,690.05x = 76,736,029,214.58
  5. Step 5: Solve for x
    x = 76,736,029,214.58/277,690.05
  6. Step 6: Final answer
    x = 276,336.98

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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.