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Finding the Third Proportional to 5,136 and 11,229

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Solution

The third proportional to 5,136 and 11,229 is: 24,550.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136 : 11,229 = 11,229 : x
  2. Step 2: Convert to fraction form
    5,136/11,229 = 11,229/x
  3. Step 3: Cross multiply
    5,136x = 11,229 × 11,229
  4. Step 4: Simplify right side
    5,136x = 126,090,441
  5. Step 5: Solve for x
    x = 126,090,441/5,136
  6. Step 6: Final answer
    x = 24,550.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.