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Finding the Third Proportional to 15,960 and 29,544

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Solution

The third proportional to 15,960 and 29,544 is: 54,689.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960 : 29,544 = 29,544 : x
  2. Step 2: Convert to fraction form
    15,960/29,544 = 29,544/x
  3. Step 3: Cross multiply
    15,960x = 29,544 × 29,544
  4. Step 4: Simplify right side
    15,960x = 872,847,936
  5. Step 5: Solve for x
    x = 872,847,936/15,960
  6. Step 6: Final answer
    x = 54,689.72

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.