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Finding the Third Proportional to 3,168.38 and 6,537.38

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Solution

The third proportional to 3,168.38 and 6,537.38 is: 13,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.38 : 6,537.38 = 6,537.38 : x
  2. Step 2: Convert to fraction form
    3,168.38/6,537.38 = 6,537.38/x
  3. Step 3: Cross multiply
    3,168.38x = 6,537.38 × 6,537.38
  4. Step 4: Simplify right side
    3,168.38x = 42,737,271.89
  5. Step 5: Solve for x
    x = 42,737,271.89/3,168.38
  6. Step 6: Final answer
    x = 13,488.70

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.