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Finding the Third Proportional to 7,339 and 14,309

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Solution

The third proportional to 7,339 and 14,309 is: 27,898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339 : 14,309 = 14,309 : x
  2. Step 2: Convert to fraction form
    7,339/14,309 = 14,309/x
  3. Step 3: Cross multiply
    7,339x = 14,309 × 14,309
  4. Step 4: Simplify right side
    7,339x = 204,747,481
  5. Step 5: Solve for x
    x = 204,747,481/7,339
  6. Step 6: Final answer
    x = 27,898.55

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.