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Finding the Third Proportional to 6,020 and 6,908

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Solution

The third proportional to 6,020 and 6,908 is: 7,926.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,020 : 6,908 = 6,908 : x
  2. Step 2: Convert to fraction form
    6,020/6,908 = 6,908/x
  3. Step 3: Cross multiply
    6,020x = 6,908 × 6,908
  4. Step 4: Simplify right side
    6,020x = 47,720,464
  5. Step 5: Solve for x
    x = 47,720,464/6,020
  6. Step 6: Final answer
    x = 7,926.99

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.