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Finding the Third Proportional to 134,856 and 203,976

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Solution

The third proportional to 134,856 and 203,976 is: 308,523.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,856 : 203,976 = 203,976 : x
  2. Step 2: Convert to fraction form
    134,856/203,976 = 203,976/x
  3. Step 3: Cross multiply
    134,856x = 203,976 × 203,976
  4. Step 4: Simplify right side
    134,856x = 41,606,208,576
  5. Step 5: Solve for x
    x = 41,606,208,576/134,856
  6. Step 6: Final answer
    x = 308,523.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.