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Finding the Fourth Proportional to 277,694.55, 383,220.31 and 150,370.14

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Solution

The fourth proportional to 277,694.55, 383,220.31 and 150,370.14 is: 207,511.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,694.55 : 383,220.31 = 150,370.14 : x
  2. Step 2: Convert to fraction form
    277,694.55/383,220.31 = 150,370.14/x
  3. Step 3: Cross multiply
    277,694.55x = 383,220.31 × 150,370.14
  4. Step 4: Simplify right side
    277,694.55x = 57,624,891,665.54
  5. Step 5: Solve for x
    x = 57,624,891,665.54/277,694.55
  6. Step 6: Final answer
    x = 207,511.78

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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.