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Finding the Fourth Proportional to 3,353, 4,997.92 and 3,246.84

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Solution

The fourth proportional to 3,353, 4,997.92 and 3,246.84 is: 4,839.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353 : 4,997.92 = 3,246.84 : x
  2. Step 2: Convert to fraction form
    3,353/4,997.92 = 3,246.84/x
  3. Step 3: Cross multiply
    3,353x = 4,997.92 × 3,246.84
  4. Step 4: Simplify right side
    3,353x = 16,227,446.57
  5. Step 5: Solve for x
    x = 16,227,446.57/3,353
  6. Step 6: Final answer
    x = 4,839.68

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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.