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Finding the Third Proportional to 72,544 and 159,344

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Solution

The third proportional to 72,544 and 159,344 is: 350,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,544 : 159,344 = 159,344 : x
  2. Step 2: Convert to fraction form
    72,544/159,344 = 159,344/x
  3. Step 3: Cross multiply
    72,544x = 159,344 × 159,344
  4. Step 4: Simplify right side
    72,544x = 25,390,510,336
  5. Step 5: Solve for x
    x = 25,390,510,336/72,544
  6. Step 6: Final answer
    x = 350,001.52

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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.