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Finding the Third Proportional to 7,127.25 and 16,497.75

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Solution

The third proportional to 7,127.25 and 16,497.75 is: 38,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.25 : 16,497.75 = 16,497.75 : x
  2. Step 2: Convert to fraction form
    7,127.25/16,497.75 = 16,497.75/x
  3. Step 3: Cross multiply
    7,127.25x = 16,497.75 × 16,497.75
  4. Step 4: Simplify right side
    7,127.25x = 272,175,755.06
  5. Step 5: Solve for x
    x = 272,175,755.06/7,127.25
  6. Step 6: Final answer
    x = 38,188.05

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.