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Finding the Fourth Proportional to 4,508.67, 6,757.97 and 3,212.67

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Solution

The fourth proportional to 4,508.67, 6,757.97 and 3,212.67 is: 4,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.67 : 6,757.97 = 3,212.67 : x
  2. Step 2: Convert to fraction form
    4,508.67/6,757.97 = 3,212.67/x
  3. Step 3: Cross multiply
    4,508.67x = 6,757.97 × 3,212.67
  4. Step 4: Simplify right side
    4,508.67x = 21,711,111.42
  5. Step 5: Solve for x
    x = 21,711,111.42/4,508.67
  6. Step 6: Final answer
    x = 4,815.41

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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.