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Finding the Third Proportional to 4,416 and 5,100

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Solution

The third proportional to 4,416 and 5,100 is: 5,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416 : 5,100 = 5,100 : x
  2. Step 2: Convert to fraction form
    4,416/5,100 = 5,100/x
  3. Step 3: Cross multiply
    4,416x = 5,100 × 5,100
  4. Step 4: Simplify right side
    4,416x = 26,010,000
  5. Step 5: Solve for x
    x = 26,010,000/4,416
  6. Step 6: Final answer
    x = 5,889.95

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.