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Finding the Third Proportional to 7,992 and 18,484

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Solution

The third proportional to 7,992 and 18,484 is: 42,750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992 : 18,484 = 18,484 : x
  2. Step 2: Convert to fraction form
    7,992/18,484 = 18,484/x
  3. Step 3: Cross multiply
    7,992x = 18,484 × 18,484
  4. Step 4: Simplify right side
    7,992x = 341,658,256
  5. Step 5: Solve for x
    x = 341,658,256/7,992
  6. Step 6: Final answer
    x = 42,750.03

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.