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Finding the Third Proportional to 25,425 and 38,893.50

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Solution

The third proportional to 25,425 and 38,893.50 is: 59,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,425 : 38,893.50 = 38,893.50 : x
  2. Step 2: Convert to fraction form
    25,425/38,893.50 = 38,893.50/x
  3. Step 3: Cross multiply
    25,425x = 38,893.50 × 38,893.50
  4. Step 4: Simplify right side
    25,425x = 1,512,704,342.25
  5. Step 5: Solve for x
    x = 1,512,704,342.25/25,425
  6. Step 6: Final answer
    x = 59,496.73

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.