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Finding the Fourth Proportional to 3,257.92, 4,860.16 and 3,168.68

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Solution

The fourth proportional to 3,257.92, 4,860.16 and 3,168.68 is: 4,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.92 : 4,860.16 = 3,168.68 : x
  2. Step 2: Convert to fraction form
    3,257.92/4,860.16 = 3,168.68/x
  3. Step 3: Cross multiply
    3,257.92x = 4,860.16 × 3,168.68
  4. Step 4: Simplify right side
    3,257.92x = 15,400,291.79
  5. Step 5: Solve for x
    x = 15,400,291.79/3,257.92
  6. Step 6: Final answer
    x = 4,727.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.