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Finding the Third Proportional to 7,962.75 and 16,830

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Solution

The third proportional to 7,962.75 and 16,830 is: 35,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.75 : 16,830 = 16,830 : x
  2. Step 2: Convert to fraction form
    7,962.75/16,830 = 16,830/x
  3. Step 3: Cross multiply
    7,962.75x = 16,830 × 16,830
  4. Step 4: Simplify right side
    7,962.75x = 283,248,900
  5. Step 5: Solve for x
    x = 283,248,900/7,962.75
  6. Step 6: Final answer
    x = 35,571.74

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.