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Finding the Third Proportional to 3,318.94 and 4,504.28

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Solution

The third proportional to 3,318.94 and 4,504.28 is: 6,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.94 : 4,504.28 = 4,504.28 : x
  2. Step 2: Convert to fraction form
    3,318.94/4,504.28 = 4,504.28/x
  3. Step 3: Cross multiply
    3,318.94x = 4,504.28 × 4,504.28
  4. Step 4: Simplify right side
    3,318.94x = 20,288,540.78
  5. Step 5: Solve for x
    x = 20,288,540.78/3,318.94
  6. Step 6: Final answer
    x = 6,112.95

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.