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Finding the Third Proportional to 3,701 and 7,881.25

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Solution

The third proportional to 3,701 and 7,881.25 is: 16,783.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701 : 7,881.25 = 7,881.25 : x
  2. Step 2: Convert to fraction form
    3,701/7,881.25 = 7,881.25/x
  3. Step 3: Cross multiply
    3,701x = 7,881.25 × 7,881.25
  4. Step 4: Simplify right side
    3,701x = 62,114,101.56
  5. Step 5: Solve for x
    x = 62,114,101.56/3,701
  6. Step 6: Final answer
    x = 16,783.06

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.