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Finding the Third Proportional to 16,479.75 and 36,519

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Solution

The third proportional to 16,479.75 and 36,519 is: 80,925.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.75 : 36,519 = 36,519 : x
  2. Step 2: Convert to fraction form
    16,479.75/36,519 = 36,519/x
  3. Step 3: Cross multiply
    16,479.75x = 36,519 × 36,519
  4. Step 4: Simplify right side
    16,479.75x = 1,333,637,361
  5. Step 5: Solve for x
    x = 1,333,637,361/16,479.75
  6. Step 6: Final answer
    x = 80,925.82

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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.