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Finding the Fourth Proportional to 240,170.88, 360,255.84 and 225,556.24

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Solution

The fourth proportional to 240,170.88, 360,255.84 and 225,556.24 is: 338,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,170.88 : 360,255.84 = 225,556.24 : x
  2. Step 2: Convert to fraction form
    240,170.88/360,255.84 = 225,556.24/x
  3. Step 3: Cross multiply
    240,170.88x = 360,255.84 × 225,556.24
  4. Step 4: Simplify right side
    240,170.88x = 81,257,952,708.44
  5. Step 5: Solve for x
    x = 81,257,952,708.44/240,170.88
  6. Step 6: Final answer
    x = 338,333.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.