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Finding the Third Proportional to 12,349 and 18,091

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Solution

The third proportional to 12,349 and 18,091 is: 26,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349 : 18,091 = 18,091 : x
  2. Step 2: Convert to fraction form
    12,349/18,091 = 18,091/x
  3. Step 3: Cross multiply
    12,349x = 18,091 × 18,091
  4. Step 4: Simplify right side
    12,349x = 327,284,281
  5. Step 5: Solve for x
    x = 327,284,281/12,349
  6. Step 6: Final answer
    x = 26,502.90

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.