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Finding the Third Proportional to 18,395 and 29,147

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Solution

The third proportional to 18,395 and 29,147 is: 46,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395 : 29,147 = 29,147 : x
  2. Step 2: Convert to fraction form
    18,395/29,147 = 29,147/x
  3. Step 3: Cross multiply
    18,395x = 29,147 × 29,147
  4. Step 4: Simplify right side
    18,395x = 849,547,609
  5. Step 5: Solve for x
    x = 849,547,609/18,395
  6. Step 6: Final answer
    x = 46,183.62

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.