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Finding the Third Proportional to 25,380 and 38,016

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Solution

The third proportional to 25,380 and 38,016 is: 56,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380 : 38,016 = 38,016 : x
  2. Step 2: Convert to fraction form
    25,380/38,016 = 38,016/x
  3. Step 3: Cross multiply
    25,380x = 38,016 × 38,016
  4. Step 4: Simplify right side
    25,380x = 1,445,216,256
  5. Step 5: Solve for x
    x = 1,445,216,256/25,380
  6. Step 6: Final answer
    x = 56,943.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.