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Finding the Third Proportional to 11,306 and 16,445

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Solution

The third proportional to 11,306 and 16,445 is: 23,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306 : 16,445 = 16,445 : x
  2. Step 2: Convert to fraction form
    11,306/16,445 = 16,445/x
  3. Step 3: Cross multiply
    11,306x = 16,445 × 16,445
  4. Step 4: Simplify right side
    11,306x = 270,438,025
  5. Step 5: Solve for x
    x = 270,438,025/11,306
  6. Step 6: Final answer
    x = 23,919.87

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.