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Finding the Third Proportional to 5,508 and 9,709.88

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Solution

The third proportional to 5,508 and 9,709.88 is: 17,117.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508 : 9,709.88 = 9,709.88 : x
  2. Step 2: Convert to fraction form
    5,508/9,709.88 = 9,709.88/x
  3. Step 3: Cross multiply
    5,508x = 9,709.88 × 9,709.88
  4. Step 4: Simplify right side
    5,508x = 94,281,672.52
  5. Step 5: Solve for x
    x = 94,281,672.52/5,508
  6. Step 6: Final answer
    x = 17,117.22

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.