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Finding the Third Proportional to 25,304 and 40,216

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Solution

The third proportional to 25,304 and 40,216 is: 63,915.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304 : 40,216 = 40,216 : x
  2. Step 2: Convert to fraction form
    25,304/40,216 = 40,216/x
  3. Step 3: Cross multiply
    25,304x = 40,216 × 40,216
  4. Step 4: Simplify right side
    25,304x = 1,617,326,656
  5. Step 5: Solve for x
    x = 1,617,326,656/25,304
  6. Step 6: Final answer
    x = 63,915.85

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.