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Finding the Third Proportional to 36,366 and 78,564

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Solution

The third proportional to 36,366 and 78,564 is: 169,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,366 : 78,564 = 78,564 : x
  2. Step 2: Convert to fraction form
    36,366/78,564 = 78,564/x
  3. Step 3: Cross multiply
    36,366x = 78,564 × 78,564
  4. Step 4: Simplify right side
    36,366x = 6,172,302,096
  5. Step 5: Solve for x
    x = 6,172,302,096/36,366
  6. Step 6: Final answer
    x = 169,727.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.