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Finding the Third Proportional to 25,554 and 40,635

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Solution

The third proportional to 25,554 and 40,635 is: 64,616.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,554 : 40,635 = 40,635 : x
  2. Step 2: Convert to fraction form
    25,554/40,635 = 40,635/x
  3. Step 3: Cross multiply
    25,554x = 40,635 × 40,635
  4. Step 4: Simplify right side
    25,554x = 1,651,203,225
  5. Step 5: Solve for x
    x = 1,651,203,225/25,554
  6. Step 6: Final answer
    x = 64,616.23

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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.