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Finding the Third Proportional to 6,715 and 14,725

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Solution

The third proportional to 6,715 and 14,725 is: 32,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715 : 14,725 = 14,725 : x
  2. Step 2: Convert to fraction form
    6,715/14,725 = 14,725/x
  3. Step 3: Cross multiply
    6,715x = 14,725 × 14,725
  4. Step 4: Simplify right side
    6,715x = 216,825,625
  5. Step 5: Solve for x
    x = 216,825,625/6,715
  6. Step 6: Final answer
    x = 32,289.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.