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Finding the Third Proportional to 5,472.56 and 8,175.94

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Solution

The third proportional to 5,472.56 and 8,175.94 is: 12,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.56 : 8,175.94 = 8,175.94 : x
  2. Step 2: Convert to fraction form
    5,472.56/8,175.94 = 8,175.94/x
  3. Step 3: Cross multiply
    5,472.56x = 8,175.94 × 8,175.94
  4. Step 4: Simplify right side
    5,472.56x = 66,845,954.00
  5. Step 5: Solve for x
    x = 66,845,954.00/5,472.56
  6. Step 6: Final answer
    x = 12,214.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.