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Finding the Third Proportional to 14,326 and 22,139

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Solution

The third proportional to 14,326 and 22,139 is: 34,212.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326 : 22,139 = 22,139 : x
  2. Step 2: Convert to fraction form
    14,326/22,139 = 22,139/x
  3. Step 3: Cross multiply
    14,326x = 22,139 × 22,139
  4. Step 4: Simplify right side
    14,326x = 490,135,321
  5. Step 5: Solve for x
    x = 490,135,321/14,326
  6. Step 6: Final answer
    x = 34,212.99

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.