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Finding the Third Proportional to 2,210 and 5,498

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Solution

The third proportional to 2,210 and 5,498 is: 13,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210 : 5,498 = 5,498 : x
  2. Step 2: Convert to fraction form
    2,210/5,498 = 5,498/x
  3. Step 3: Cross multiply
    2,210x = 5,498 × 5,498
  4. Step 4: Simplify right side
    2,210x = 30,228,004
  5. Step 5: Solve for x
    x = 30,228,004/2,210
  6. Step 6: Final answer
    x = 13,677.83

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Why These Related Problems?

These problems maintain the same ratio (2.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.