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Finding the Third Proportional to 7,422 and 16,350

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Solution

The third proportional to 7,422 and 16,350 is: 36,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422 : 16,350 = 16,350 : x
  2. Step 2: Convert to fraction form
    7,422/16,350 = 16,350/x
  3. Step 3: Cross multiply
    7,422x = 16,350 × 16,350
  4. Step 4: Simplify right side
    7,422x = 267,322,500
  5. Step 5: Solve for x
    x = 267,322,500/7,422
  6. Step 6: Final answer
    x = 36,017.58

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.