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Finding the Third Proportional to 7,998.75 and 16,385.63

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Solution

The third proportional to 7,998.75 and 16,385.63 is: 33,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.75 : 16,385.63 = 16,385.63 : x
  2. Step 2: Convert to fraction form
    7,998.75/16,385.63 = 16,385.63/x
  3. Step 3: Cross multiply
    7,998.75x = 16,385.63 × 16,385.63
  4. Step 4: Simplify right side
    7,998.75x = 268,488,706.64
  5. Step 5: Solve for x
    x = 268,488,706.64/7,998.75
  6. Step 6: Final answer
    x = 33,566.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.