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Finding the Third Proportional to 101,108.25 and 217,768.50

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Solution

The third proportional to 101,108.25 and 217,768.50 is: 469,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,108.25 : 217,768.50 = 217,768.50 : x
  2. Step 2: Convert to fraction form
    101,108.25/217,768.50 = 217,768.50/x
  3. Step 3: Cross multiply
    101,108.25x = 217,768.50 × 217,768.50
  4. Step 4: Simplify right side
    101,108.25x = 47,423,119,592.25
  5. Step 5: Solve for x
    x = 47,423,119,592.25/101,108.25
  6. Step 6: Final answer
    x = 469,033.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.