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Finding the Third Proportional to 72,944 and 104,307

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Solution

The third proportional to 72,944 and 104,307 is: 149,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,944 : 104,307 = 104,307 : x
  2. Step 2: Convert to fraction form
    72,944/104,307 = 104,307/x
  3. Step 3: Cross multiply
    72,944x = 104,307 × 104,307
  4. Step 4: Simplify right side
    72,944x = 10,879,950,249
  5. Step 5: Solve for x
    x = 10,879,950,249/72,944
  6. Step 6: Final answer
    x = 149,154.83

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.