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Finding the Third Proportional to 2,296 and 2,485

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Solution

The third proportional to 2,296 and 2,485 is: 2,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296 : 2,485 = 2,485 : x
  2. Step 2: Convert to fraction form
    2,296/2,485 = 2,485/x
  3. Step 3: Cross multiply
    2,296x = 2,485 × 2,485
  4. Step 4: Simplify right side
    2,296x = 6,175,225
  5. Step 5: Solve for x
    x = 6,175,225/2,296
  6. Step 6: Final answer
    x = 2,689.56

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.