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Finding the Third Proportional to 35,328 and 76,731

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Solution

The third proportional to 35,328 and 76,731 is: 166,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,328 : 76,731 = 76,731 : x
  2. Step 2: Convert to fraction form
    35,328/76,731 = 76,731/x
  3. Step 3: Cross multiply
    35,328x = 76,731 × 76,731
  4. Step 4: Simplify right side
    35,328x = 5,887,646,361
  5. Step 5: Solve for x
    x = 5,887,646,361/35,328
  6. Step 6: Final answer
    x = 166,656.66

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.