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Finding the Third Proportional to 25,993 and 40,231

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Solution

The third proportional to 25,993 and 40,231 is: 62,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,993 : 40,231 = 40,231 : x
  2. Step 2: Convert to fraction form
    25,993/40,231 = 40,231/x
  3. Step 3: Cross multiply
    25,993x = 40,231 × 40,231
  4. Step 4: Simplify right side
    25,993x = 1,618,533,361
  5. Step 5: Solve for x
    x = 1,618,533,361/25,993
  6. Step 6: Final answer
    x = 62,268.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.