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Finding the Third Proportional to 15,426 and 25,995

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Solution

The third proportional to 15,426 and 25,995 is: 43,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426 : 25,995 = 25,995 : x
  2. Step 2: Convert to fraction form
    15,426/25,995 = 25,995/x
  3. Step 3: Cross multiply
    15,426x = 25,995 × 25,995
  4. Step 4: Simplify right side
    15,426x = 675,740,025
  5. Step 5: Solve for x
    x = 675,740,025/15,426
  6. Step 6: Final answer
    x = 43,805.27

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Why These Related Problems?

These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.