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Finding the Third Proportional to 3,787.88 and 7,741.13

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Solution

The third proportional to 3,787.88 and 7,741.13 is: 15,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.88 : 7,741.13 = 7,741.13 : x
  2. Step 2: Convert to fraction form
    3,787.88/7,741.13 = 7,741.13/x
  3. Step 3: Cross multiply
    3,787.88x = 7,741.13 × 7,741.13
  4. Step 4: Simplify right side
    3,787.88x = 59,925,016.27
  5. Step 5: Solve for x
    x = 59,925,016.27/3,787.88
  6. Step 6: Final answer
    x = 15,820.22

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.