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Finding the Third Proportional to 7,060.92 and 15,215.34

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Solution

The third proportional to 7,060.92 and 15,215.34 is: 32,787.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.92 : 15,215.34 = 15,215.34 : x
  2. Step 2: Convert to fraction form
    7,060.92/15,215.34 = 15,215.34/x
  3. Step 3: Cross multiply
    7,060.92x = 15,215.34 × 15,215.34
  4. Step 4: Simplify right side
    7,060.92x = 231,506,685.43
  5. Step 5: Solve for x
    x = 231,506,685.43/7,060.92
  6. Step 6: Final answer
    x = 32,787.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.