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Finding the Third Proportional to 39,340 and 84,944

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Solution

The third proportional to 39,340 and 84,944 is: 183,413.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,340 : 84,944 = 84,944 : x
  2. Step 2: Convert to fraction form
    39,340/84,944 = 84,944/x
  3. Step 3: Cross multiply
    39,340x = 84,944 × 84,944
  4. Step 4: Simplify right side
    39,340x = 7,215,483,136
  5. Step 5: Solve for x
    x = 7,215,483,136/39,340
  6. Step 6: Final answer
    x = 183,413.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.