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Finding the Third Proportional to 16,464 and 36,000

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Solution

The third proportional to 16,464 and 36,000 is: 78,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,464 : 36,000 = 36,000 : x
  2. Step 2: Convert to fraction form
    16,464/36,000 = 36,000/x
  3. Step 3: Cross multiply
    16,464x = 36,000 × 36,000
  4. Step 4: Simplify right side
    16,464x = 1,296,000,000
  5. Step 5: Solve for x
    x = 1,296,000,000/16,464
  6. Step 6: Final answer
    x = 78,717.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.