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Finding the Third Proportional to 15,341 and 31,642

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Solution

The third proportional to 15,341 and 31,642 is: 65,264.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,341 : 31,642 = 31,642 : x
  2. Step 2: Convert to fraction form
    15,341/31,642 = 31,642/x
  3. Step 3: Cross multiply
    15,341x = 31,642 × 31,642
  4. Step 4: Simplify right side
    15,341x = 1,001,216,164
  5. Step 5: Solve for x
    x = 1,001,216,164/15,341
  6. Step 6: Final answer
    x = 65,264.07

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.