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Finding the Third Proportional to 31,646 and 73,277

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Solution

The third proportional to 31,646 and 73,277 is: 169,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,646 : 73,277 = 73,277 : x
  2. Step 2: Convert to fraction form
    31,646/73,277 = 73,277/x
  3. Step 3: Cross multiply
    31,646x = 73,277 × 73,277
  4. Step 4: Simplify right side
    31,646x = 5,369,518,729
  5. Step 5: Solve for x
    x = 5,369,518,729/31,646
  6. Step 6: Final answer
    x = 169,674.48

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.