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Finding the Third Proportional to 4,750 and 9,500

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Solution

The third proportional to 4,750 and 9,500 is: 19,000

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750 : 9,500 = 9,500 : x
  2. Step 2: Convert to fraction form
    4,750/9,500 = 9,500/x
  3. Step 3: Cross multiply
    4,750x = 9,500 × 9,500
  4. Step 4: Simplify right side
    4,750x = 90,250,000
  5. Step 5: Solve for x
    x = 90,250,000/4,750
  6. Step 6: Final answer
    x = 19,000

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Why These Related Problems?

These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.