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Finding the Third Proportional to 3,581.72 and 4,837.22

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Solution

The third proportional to 3,581.72 and 4,837.22 is: 6,532.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.72 : 4,837.22 = 4,837.22 : x
  2. Step 2: Convert to fraction form
    3,581.72/4,837.22 = 4,837.22/x
  3. Step 3: Cross multiply
    3,581.72x = 4,837.22 × 4,837.22
  4. Step 4: Simplify right side
    3,581.72x = 23,398,685.24
  5. Step 5: Solve for x
    x = 23,398,685.24/3,581.72
  6. Step 6: Final answer
    x = 6,532.81

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.