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Finding the Third Proportional to 5,588 and 11,639

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Solution

The third proportional to 5,588 and 11,639 is: 24,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588 : 11,639 = 11,639 : x
  2. Step 2: Convert to fraction form
    5,588/11,639 = 11,639/x
  3. Step 3: Cross multiply
    5,588x = 11,639 × 11,639
  4. Step 4: Simplify right side
    5,588x = 135,466,321
  5. Step 5: Solve for x
    x = 135,466,321/5,588
  6. Step 6: Final answer
    x = 24,242.36

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.