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Finding the Third Proportional to 34,936 and 75,405

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Solution

The third proportional to 34,936 and 75,405 is: 162,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,936 : 75,405 = 75,405 : x
  2. Step 2: Convert to fraction form
    34,936/75,405 = 75,405/x
  3. Step 3: Cross multiply
    34,936x = 75,405 × 75,405
  4. Step 4: Simplify right side
    34,936x = 5,685,914,025
  5. Step 5: Solve for x
    x = 5,685,914,025/34,936
  6. Step 6: Final answer
    x = 162,752.29

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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.