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Finding the Third Proportional to 72,626 and 159,508

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Solution

The third proportional to 72,626 and 159,508 is: 350,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,626 : 159,508 = 159,508 : x
  2. Step 2: Convert to fraction form
    72,626/159,508 = 159,508/x
  3. Step 3: Cross multiply
    72,626x = 159,508 × 159,508
  4. Step 4: Simplify right side
    72,626x = 25,442,802,064
  5. Step 5: Solve for x
    x = 25,442,802,064/72,626
  6. Step 6: Final answer
    x = 350,326.36

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.