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Finding the Third Proportional to 4,330 and 6,748.50

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Solution

The third proportional to 4,330 and 6,748.50 is: 10,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330 : 6,748.50 = 6,748.50 : x
  2. Step 2: Convert to fraction form
    4,330/6,748.50 = 6,748.50/x
  3. Step 3: Cross multiply
    4,330x = 6,748.50 × 6,748.50
  4. Step 4: Simplify right side
    4,330x = 45,542,252.25
  5. Step 5: Solve for x
    x = 45,542,252.25/4,330
  6. Step 6: Final answer
    x = 10,517.84

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.