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Finding the Third Proportional to 7,008.75 and 9,246.38

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Solution

The third proportional to 7,008.75 and 9,246.38 is: 12,198.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.75 : 9,246.38 = 9,246.38 : x
  2. Step 2: Convert to fraction form
    7,008.75/9,246.38 = 9,246.38/x
  3. Step 3: Cross multiply
    7,008.75x = 9,246.38 × 9,246.38
  4. Step 4: Simplify right side
    7,008.75x = 85,495,450.64
  5. Step 5: Solve for x
    x = 85,495,450.64/7,008.75
  6. Step 6: Final answer
    x = 12,198.39

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.