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Finding the Third Proportional to 8,372 and 9,263

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Solution

The third proportional to 8,372 and 9,263 is: 10,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372 : 9,263 = 9,263 : x
  2. Step 2: Convert to fraction form
    8,372/9,263 = 9,263/x
  3. Step 3: Cross multiply
    8,372x = 9,263 × 9,263
  4. Step 4: Simplify right side
    8,372x = 85,803,169
  5. Step 5: Solve for x
    x = 85,803,169/8,372
  6. Step 6: Final answer
    x = 10,248.83

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.