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Finding the Third Proportional to 8,469 and 19,753

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Solution

The third proportional to 8,469 and 19,753 is: 46,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469 : 19,753 = 19,753 : x
  2. Step 2: Convert to fraction form
    8,469/19,753 = 19,753/x
  3. Step 3: Cross multiply
    8,469x = 19,753 × 19,753
  4. Step 4: Simplify right side
    8,469x = 390,181,009
  5. Step 5: Solve for x
    x = 390,181,009/8,469
  6. Step 6: Final answer
    x = 46,071.67

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.