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Finding the Third Proportional to 12,169 and 18,481

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Solution

The third proportional to 12,169 and 18,481 is: 28,067.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,169 : 18,481 = 18,481 : x
  2. Step 2: Convert to fraction form
    12,169/18,481 = 18,481/x
  3. Step 3: Cross multiply
    12,169x = 18,481 × 18,481
  4. Step 4: Simplify right side
    12,169x = 341,547,361
  5. Step 5: Solve for x
    x = 341,547,361/12,169
  6. Step 6: Final answer
    x = 28,067.00

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.