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Finding the Third Proportional to 28,014 and 43,375

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Solution

The third proportional to 28,014 and 43,375 is: 67,158.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014 : 43,375 = 43,375 : x
  2. Step 2: Convert to fraction form
    28,014/43,375 = 43,375/x
  3. Step 3: Cross multiply
    28,014x = 43,375 × 43,375
  4. Step 4: Simplify right side
    28,014x = 1,881,390,625
  5. Step 5: Solve for x
    x = 1,881,390,625/28,014
  6. Step 6: Final answer
    x = 67,158.94

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.