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Finding the Third Proportional to 40,236 and 85,656

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Solution

The third proportional to 40,236 and 85,656 is: 182,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,236 : 85,656 = 85,656 : x
  2. Step 2: Convert to fraction form
    40,236/85,656 = 85,656/x
  3. Step 3: Cross multiply
    40,236x = 85,656 × 85,656
  4. Step 4: Simplify right side
    40,236x = 7,336,950,336
  5. Step 5: Solve for x
    x = 7,336,950,336/40,236
  6. Step 6: Final answer
    x = 182,347.91

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.