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Finding the Fourth Proportional to 277,611.27, 383,103.69 and 150,286.87

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Solution

The fourth proportional to 277,611.27, 383,103.69 and 150,286.87 is: 207,395.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,611.27 : 383,103.69 = 150,286.87 : x
  2. Step 2: Convert to fraction form
    277,611.27/383,103.69 = 150,286.87/x
  3. Step 3: Cross multiply
    277,611.27x = 383,103.69 × 150,286.87
  4. Step 4: Simplify right side
    277,611.27x = 57,575,451,788.60
  5. Step 5: Solve for x
    x = 57,575,451,788.60/277,611.27
  6. Step 6: Final answer
    x = 207,395.95

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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.