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Finding the Third Proportional to 15,273 and 31,302

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Solution

The third proportional to 15,273 and 31,302 is: 64,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,273 : 31,302 = 31,302 : x
  2. Step 2: Convert to fraction form
    15,273/31,302 = 31,302/x
  3. Step 3: Cross multiply
    15,273x = 31,302 × 31,302
  4. Step 4: Simplify right side
    15,273x = 979,815,204
  5. Step 5: Solve for x
    x = 979,815,204/15,273
  6. Step 6: Final answer
    x = 64,153.42

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.