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Finding the Third Proportional to 10,469 and 15,343.50

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Solution

The third proportional to 10,469 and 15,343.50 is: 22,487.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,469 : 15,343.50 = 15,343.50 : x
  2. Step 2: Convert to fraction form
    10,469/15,343.50 = 15,343.50/x
  3. Step 3: Cross multiply
    10,469x = 15,343.50 × 15,343.50
  4. Step 4: Simplify right side
    10,469x = 235,422,992.25
  5. Step 5: Solve for x
    x = 235,422,992.25/10,469
  6. Step 6: Final answer
    x = 22,487.63

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.