Home / 277,692.05-383,243.31-200,231.42

Finding the Fourth Proportional to 277,692.05, 383,243.31 and 200,231.42

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Solution

The fourth proportional to 277,692.05, 383,243.31 and 200,231.42 is: 276,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,692.05 : 383,243.31 = 200,231.42 : x
  2. Step 2: Convert to fraction form
    277,692.05/383,243.31 = 200,231.42/x
  3. Step 3: Cross multiply
    277,692.05x = 383,243.31 × 200,231.42
  4. Step 4: Simplify right side
    277,692.05x = 76,737,350,250.58
  5. Step 5: Solve for x
    x = 76,737,350,250.58/277,692.05
  6. Step 6: Final answer
    x = 276,339.75

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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.