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Finding the Third Proportional to 63,872.72 and 134,360.44

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Solution

The third proportional to 63,872.72 and 134,360.44 is: 282,635.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,872.72 : 134,360.44 = 134,360.44 : x
  2. Step 2: Convert to fraction form
    63,872.72/134,360.44 = 134,360.44/x
  3. Step 3: Cross multiply
    63,872.72x = 134,360.44 × 134,360.44
  4. Step 4: Simplify right side
    63,872.72x = 18,052,727,165.19
  5. Step 5: Solve for x
    x = 18,052,727,165.19/63,872.72
  6. Step 6: Final answer
    x = 282,635.96

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.