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Finding the Third Proportional to 6,520 and 9,195

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Solution

The third proportional to 6,520 and 9,195 is: 12,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520 : 9,195 = 9,195 : x
  2. Step 2: Convert to fraction form
    6,520/9,195 = 9,195/x
  3. Step 3: Cross multiply
    6,520x = 9,195 × 9,195
  4. Step 4: Simplify right side
    6,520x = 84,548,025
  5. Step 5: Solve for x
    x = 84,548,025/6,520
  6. Step 6: Final answer
    x = 12,967.49

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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.