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Finding the Third Proportional to 6,375 and 8,992.50

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Solution

The third proportional to 6,375 and 8,992.50 is: 12,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375 : 8,992.50 = 8,992.50 : x
  2. Step 2: Convert to fraction form
    6,375/8,992.50 = 8,992.50/x
  3. Step 3: Cross multiply
    6,375x = 8,992.50 × 8,992.50
  4. Step 4: Simplify right side
    6,375x = 80,865,056.25
  5. Step 5: Solve for x
    x = 80,865,056.25/6,375
  6. Step 6: Final answer
    x = 12,684.71

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.