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Finding the Third Proportional to 2,462.91 and 2,918.53

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Solution

The third proportional to 2,462.91 and 2,918.53 is: 3,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.91 : 2,918.53 = 2,918.53 : x
  2. Step 2: Convert to fraction form
    2,462.91/2,918.53 = 2,918.53/x
  3. Step 3: Cross multiply
    2,462.91x = 2,918.53 × 2,918.53
  4. Step 4: Simplify right side
    2,462.91x = 8,517,824.66
  5. Step 5: Solve for x
    x = 8,517,824.66/2,462.91
  6. Step 6: Final answer
    x = 3,458.44

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.