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Finding the Third Proportional to 7,659.56 and 11,534.91

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Solution

The third proportional to 7,659.56 and 11,534.91 is: 17,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.56 : 11,534.91 = 11,534.91 : x
  2. Step 2: Convert to fraction form
    7,659.56/11,534.91 = 11,534.91/x
  3. Step 3: Cross multiply
    7,659.56x = 11,534.91 × 11,534.91
  4. Step 4: Simplify right side
    7,659.56x = 133,054,062.20
  5. Step 5: Solve for x
    x = 133,054,062.20/7,659.56
  6. Step 6: Final answer
    x = 17,370.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.