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Finding the Third Proportional to 4,046.25 and 8,805

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Solution

The third proportional to 4,046.25 and 8,805 is: 19,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.25 : 8,805 = 8,805 : x
  2. Step 2: Convert to fraction form
    4,046.25/8,805 = 8,805/x
  3. Step 3: Cross multiply
    4,046.25x = 8,805 × 8,805
  4. Step 4: Simplify right side
    4,046.25x = 77,528,025
  5. Step 5: Solve for x
    x = 77,528,025/4,046.25
  6. Step 6: Final answer
    x = 19,160.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.