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Finding the Third Proportional to 7,569 and 11,553.38

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Solution

The third proportional to 7,569 and 11,553.38 is: 17,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569 : 11,553.38 = 11,553.38 : x
  2. Step 2: Convert to fraction form
    7,569/11,553.38 = 11,553.38/x
  3. Step 3: Cross multiply
    7,569x = 11,553.38 × 11,553.38
  4. Step 4: Simplify right side
    7,569x = 133,480,473.89
  5. Step 5: Solve for x
    x = 133,480,473.89/7,569
  6. Step 6: Final answer
    x = 17,635.15

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.