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Finding the Third Proportional to 3,647 and 5,633

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Solution

The third proportional to 3,647 and 5,633 is: 8,700.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647 : 5,633 = 5,633 : x
  2. Step 2: Convert to fraction form
    3,647/5,633 = 5,633/x
  3. Step 3: Cross multiply
    3,647x = 5,633 × 5,633
  4. Step 4: Simplify right side
    3,647x = 31,730,689
  5. Step 5: Solve for x
    x = 31,730,689/3,647
  6. Step 6: Final answer
    x = 8,700.49

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.