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Finding the Third Proportional to 9,582 and 11,166

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Solution

The third proportional to 9,582 and 11,166 is: 13,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582 : 11,166 = 11,166 : x
  2. Step 2: Convert to fraction form
    9,582/11,166 = 11,166/x
  3. Step 3: Cross multiply
    9,582x = 11,166 × 11,166
  4. Step 4: Simplify right side
    9,582x = 124,679,556
  5. Step 5: Solve for x
    x = 124,679,556/9,582
  6. Step 6: Final answer
    x = 13,011.85

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.