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Finding the Third Proportional to 25,693 and 38,539

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Solution

The third proportional to 25,693 and 38,539 is: 57,807.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693 : 38,539 = 38,539 : x
  2. Step 2: Convert to fraction form
    25,693/38,539 = 38,539/x
  3. Step 3: Cross multiply
    25,693x = 38,539 × 38,539
  4. Step 4: Simplify right side
    25,693x = 1,485,254,521
  5. Step 5: Solve for x
    x = 1,485,254,521/25,693
  6. Step 6: Final answer
    x = 57,807.75

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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.