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Finding the Fourth Proportional to 277,805.97, 383,370.98 and 150,481.87

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Solution

The fourth proportional to 277,805.97, 383,370.98 and 150,481.87 is: 207,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,805.97 : 383,370.98 = 150,481.87 : x
  2. Step 2: Convert to fraction form
    277,805.97/383,370.98 = 150,481.87/x
  3. Step 3: Cross multiply
    277,805.97x = 383,370.98 × 150,481.87
  4. Step 4: Simplify right side
    277,805.97x = 57,690,380,263.30
  5. Step 5: Solve for x
    x = 57,690,380,263.30/277,805.97
  6. Step 6: Final answer
    x = 207,664.29

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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.