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Finding the Third Proportional to 4,127 and 4,451

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Solution

The third proportional to 4,127 and 4,451 is: 4,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127 : 4,451 = 4,451 : x
  2. Step 2: Convert to fraction form
    4,127/4,451 = 4,451/x
  3. Step 3: Cross multiply
    4,127x = 4,451 × 4,451
  4. Step 4: Simplify right side
    4,127x = 19,811,401
  5. Step 5: Solve for x
    x = 19,811,401/4,127
  6. Step 6: Final answer
    x = 4,800.44

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.