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Finding the Third Proportional to 11,217 and 24,405

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Solution

The third proportional to 11,217 and 24,405 is: 53,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217 : 24,405 = 24,405 : x
  2. Step 2: Convert to fraction form
    11,217/24,405 = 24,405/x
  3. Step 3: Cross multiply
    11,217x = 24,405 × 24,405
  4. Step 4: Simplify right side
    11,217x = 595,604,025
  5. Step 5: Solve for x
    x = 595,604,025/11,217
  6. Step 6: Final answer
    x = 53,098.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.