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Finding the Third Proportional to 6,192 and 6,984

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Solution

The third proportional to 6,192 and 6,984 is: 7,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192 : 6,984 = 6,984 : x
  2. Step 2: Convert to fraction form
    6,192/6,984 = 6,984/x
  3. Step 3: Cross multiply
    6,192x = 6,984 × 6,984
  4. Step 4: Simplify right side
    6,192x = 48,776,256
  5. Step 5: Solve for x
    x = 48,776,256/6,192
  6. Step 6: Final answer
    x = 7,877.30

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.