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Finding the Third Proportional to 3,767.45 and 5,689.62

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Solution

The third proportional to 3,767.45 and 5,689.62 is: 8,592.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.45 : 5,689.62 = 5,689.62 : x
  2. Step 2: Convert to fraction form
    3,767.45/5,689.62 = 5,689.62/x
  3. Step 3: Cross multiply
    3,767.45x = 5,689.62 × 5,689.62
  4. Step 4: Simplify right side
    3,767.45x = 32,371,743.74
  5. Step 5: Solve for x
    x = 32,371,743.74/3,767.45
  6. Step 6: Final answer
    x = 8,592.48

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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.