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Finding the Third Proportional to 16,717.64 and 25,384.64

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Solution

The third proportional to 16,717.64 and 25,384.64 is: 38,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.64 : 25,384.64 = 25,384.64 : x
  2. Step 2: Convert to fraction form
    16,717.64/25,384.64 = 25,384.64/x
  3. Step 3: Cross multiply
    16,717.64x = 25,384.64 × 25,384.64
  4. Step 4: Simplify right side
    16,717.64x = 644,379,979.66
  5. Step 5: Solve for x
    x = 644,379,979.66/16,717.64
  6. Step 6: Final answer
    x = 38,544.91

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.