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Finding the Third Proportional to 2,620 and 3,735

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Solution

The third proportional to 2,620 and 3,735 is: 5,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620 : 3,735 = 3,735 : x
  2. Step 2: Convert to fraction form
    2,620/3,735 = 3,735/x
  3. Step 3: Cross multiply
    2,620x = 3,735 × 3,735
  4. Step 4: Simplify right side
    2,620x = 13,950,225
  5. Step 5: Solve for x
    x = 13,950,225/2,620
  6. Step 6: Final answer
    x = 5,324.51

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.