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Finding the Third Proportional to 6,556 and 9,984

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Solution

The third proportional to 6,556 and 9,984 is: 15,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556 : 9,984 = 9,984 : x
  2. Step 2: Convert to fraction form
    6,556/9,984 = 9,984/x
  3. Step 3: Cross multiply
    6,556x = 9,984 × 9,984
  4. Step 4: Simplify right side
    6,556x = 99,680,256
  5. Step 5: Solve for x
    x = 99,680,256/6,556
  6. Step 6: Final answer
    x = 15,204.43

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.