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Finding the Third Proportional to 7,311 and 10,350

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Solution

The third proportional to 7,311 and 10,350 is: 14,652.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311 : 10,350 = 10,350 : x
  2. Step 2: Convert to fraction form
    7,311/10,350 = 10,350/x
  3. Step 3: Cross multiply
    7,311x = 10,350 × 10,350
  4. Step 4: Simplify right side
    7,311x = 107,122,500
  5. Step 5: Solve for x
    x = 107,122,500/7,311
  6. Step 6: Final answer
    x = 14,652.24

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.