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Finding the Third Proportional to 28,840 and 62,575

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Solution

The third proportional to 28,840 and 62,575 is: 135,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,840 : 62,575 = 62,575 : x
  2. Step 2: Convert to fraction form
    28,840/62,575 = 62,575/x
  3. Step 3: Cross multiply
    28,840x = 62,575 × 62,575
  4. Step 4: Simplify right side
    28,840x = 3,915,630,625
  5. Step 5: Solve for x
    x = 3,915,630,625/28,840
  6. Step 6: Final answer
    x = 135,770.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.