Home / 277,689.05-383,239.17-200,228.41

Finding the Fourth Proportional to 277,689.05, 383,239.17 and 200,228.41

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Solution

The fourth proportional to 277,689.05, 383,239.17 and 200,228.41 is: 276,335.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,689.05 : 383,239.17 = 200,228.41 : x
  2. Step 2: Convert to fraction form
    277,689.05/383,239.17 = 200,228.41/x
  3. Step 3: Cross multiply
    277,689.05x = 383,239.17 × 200,228.41
  4. Step 4: Simplify right side
    277,689.05x = 76,735,370,970.48
  5. Step 5: Solve for x
    x = 76,735,370,970.48/277,689.05
  6. Step 6: Final answer
    x = 276,335.61

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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.