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Finding the Third Proportional to 10,696 and 22,080

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Solution

The third proportional to 10,696 and 22,080 is: 45,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696 : 22,080 = 22,080 : x
  2. Step 2: Convert to fraction form
    10,696/22,080 = 22,080/x
  3. Step 3: Cross multiply
    10,696x = 22,080 × 22,080
  4. Step 4: Simplify right side
    10,696x = 487,526,400
  5. Step 5: Solve for x
    x = 487,526,400/10,696
  6. Step 6: Final answer
    x = 45,580.25

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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.