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Finding the Third Proportional to 16,636 and 36,354

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Solution

The third proportional to 16,636 and 36,354 is: 79,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636 : 36,354 = 36,354 : x
  2. Step 2: Convert to fraction form
    16,636/36,354 = 36,354/x
  3. Step 3: Cross multiply
    16,636x = 36,354 × 36,354
  4. Step 4: Simplify right side
    16,636x = 1,321,613,316
  5. Step 5: Solve for x
    x = 1,321,613,316/16,636
  6. Step 6: Final answer
    x = 79,442.97

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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.