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Finding the Fourth Proportional to 6,208.68, 8,568 and 3,556.20

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Solution

The fourth proportional to 6,208.68, 8,568 and 3,556.20 is: 4,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.68 : 8,568 = 3,556.20 : x
  2. Step 2: Convert to fraction form
    6,208.68/8,568 = 3,556.20/x
  3. Step 3: Cross multiply
    6,208.68x = 8,568 × 3,556.20
  4. Step 4: Simplify right side
    6,208.68x = 30,469,521.60
  5. Step 5: Solve for x
    x = 30,469,521.60/6,208.68
  6. Step 6: Final answer
    x = 4,907.57

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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.