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Finding the Third Proportional to 2,203 and 4,817

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Solution

The third proportional to 2,203 and 4,817 is: 10,532.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203 : 4,817 = 4,817 : x
  2. Step 2: Convert to fraction form
    2,203/4,817 = 4,817/x
  3. Step 3: Cross multiply
    2,203x = 4,817 × 4,817
  4. Step 4: Simplify right side
    2,203x = 23,203,489
  5. Step 5: Solve for x
    x = 23,203,489/2,203
  6. Step 6: Final answer
    x = 10,532.68

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.