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Finding the Third Proportional to 5,702 and 6,982

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Solution

The third proportional to 5,702 and 6,982 is: 8,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702 : 6,982 = 6,982 : x
  2. Step 2: Convert to fraction form
    5,702/6,982 = 6,982/x
  3. Step 3: Cross multiply
    5,702x = 6,982 × 6,982
  4. Step 4: Simplify right side
    5,702x = 48,748,324
  5. Step 5: Solve for x
    x = 48,748,324/5,702
  6. Step 6: Final answer
    x = 8,549.34

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.