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Finding the Third Proportional to 5,181.75 and 9,637.88

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Solution

The third proportional to 5,181.75 and 9,637.88 is: 17,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.75 : 9,637.88 = 9,637.88 : x
  2. Step 2: Convert to fraction form
    5,181.75/9,637.88 = 9,637.88/x
  3. Step 3: Cross multiply
    5,181.75x = 9,637.88 × 9,637.88
  4. Step 4: Simplify right side
    5,181.75x = 92,888,634.52
  5. Step 5: Solve for x
    x = 92,888,634.52/5,181.75
  6. Step 6: Final answer
    x = 17,926.11

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.