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Finding the Third Proportional to 40,768 and 83,264

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Solution

The third proportional to 40,768 and 83,264 is: 170,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768 : 83,264 = 83,264 : x
  2. Step 2: Convert to fraction form
    40,768/83,264 = 83,264/x
  3. Step 3: Cross multiply
    40,768x = 83,264 × 83,264
  4. Step 4: Simplify right side
    40,768x = 6,932,893,696
  5. Step 5: Solve for x
    x = 6,932,893,696/40,768
  6. Step 6: Final answer
    x = 170,057.24

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.