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Finding the Third Proportional to 25,551 and 28,035

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Solution

The third proportional to 25,551 and 28,035 is: 30,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551 : 28,035 = 28,035 : x
  2. Step 2: Convert to fraction form
    25,551/28,035 = 28,035/x
  3. Step 3: Cross multiply
    25,551x = 28,035 × 28,035
  4. Step 4: Simplify right side
    25,551x = 785,961,225
  5. Step 5: Solve for x
    x = 785,961,225/25,551
  6. Step 6: Final answer
    x = 30,760.49

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.