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Finding the Third Proportional to 35,972 and 84,018

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Solution

The third proportional to 35,972 and 84,018 is: 196,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972 : 84,018 = 84,018 : x
  2. Step 2: Convert to fraction form
    35,972/84,018 = 84,018/x
  3. Step 3: Cross multiply
    35,972x = 84,018 × 84,018
  4. Step 4: Simplify right side
    35,972x = 7,059,024,324
  5. Step 5: Solve for x
    x = 7,059,024,324/35,972
  6. Step 6: Final answer
    x = 196,236.64

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.