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Finding the Fourth Proportional to 277,611.92, 383,104.56 and 150,287.50

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Solution

The fourth proportional to 277,611.92, 383,104.56 and 150,287.50 is: 207,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,611.92 : 383,104.56 = 150,287.50 : x
  2. Step 2: Convert to fraction form
    277,611.92/383,104.56 = 150,287.50/x
  3. Step 3: Cross multiply
    277,611.92x = 383,104.56 × 150,287.50
  4. Step 4: Simplify right side
    277,611.92x = 57,575,826,561
  5. Step 5: Solve for x
    x = 57,575,826,561/277,611.92
  6. Step 6: Final answer
    x = 207,396.81

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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.