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Finding the Third Proportional to 7,366 and 17,740

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Solution

The third proportional to 7,366 and 17,740 is: 42,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366 : 17,740 = 17,740 : x
  2. Step 2: Convert to fraction form
    7,366/17,740 = 17,740/x
  3. Step 3: Cross multiply
    7,366x = 17,740 × 17,740
  4. Step 4: Simplify right side
    7,366x = 314,707,600
  5. Step 5: Solve for x
    x = 314,707,600/7,366
  6. Step 6: Final answer
    x = 42,724.36

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.