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Finding the Third Proportional to 16,478.44 and 36,515.81

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Solution

The third proportional to 16,478.44 and 36,515.81 is: 80,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478.44 : 36,515.81 = 36,515.81 : x
  2. Step 2: Convert to fraction form
    16,478.44/36,515.81 = 36,515.81/x
  3. Step 3: Cross multiply
    16,478.44x = 36,515.81 × 36,515.81
  4. Step 4: Simplify right side
    16,478.44x = 1,333,404,562.54
  5. Step 5: Solve for x
    x = 1,333,404,562.54/16,478.44
  6. Step 6: Final answer
    x = 80,918.14

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.