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Finding the Third Proportional to 4,472.25 and 6,578.25

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Solution

The third proportional to 4,472.25 and 6,578.25 is: 9,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.25 : 6,578.25 = 6,578.25 : x
  2. Step 2: Convert to fraction form
    4,472.25/6,578.25 = 6,578.25/x
  3. Step 3: Cross multiply
    4,472.25x = 6,578.25 × 6,578.25
  4. Step 4: Simplify right side
    4,472.25x = 43,273,373.06
  5. Step 5: Solve for x
    x = 43,273,373.06/4,472.25
  6. Step 6: Final answer
    x = 9,675.97

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.