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Finding the Third Proportional to 7,391 and 10,267

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Solution

The third proportional to 7,391 and 10,267 is: 14,262.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391 : 10,267 = 10,267 : x
  2. Step 2: Convert to fraction form
    7,391/10,267 = 10,267/x
  3. Step 3: Cross multiply
    7,391x = 10,267 × 10,267
  4. Step 4: Simplify right side
    7,391x = 105,411,289
  5. Step 5: Solve for x
    x = 105,411,289/7,391
  6. Step 6: Final answer
    x = 14,262.11

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.