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Finding the Third Proportional to 737.63 and 1,605.38

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Solution

The third proportional to 737.63 and 1,605.38 is: 3,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.63 : 1,605.38 = 1,605.38 : x
  2. Step 2: Convert to fraction form
    737.63/1,605.38 = 1,605.38/x
  3. Step 3: Cross multiply
    737.63x = 1,605.38 × 1,605.38
  4. Step 4: Simplify right side
    737.63x = 2,577,228.89
  5. Step 5: Solve for x
    x = 2,577,228.89/737.63
  6. Step 6: Final answer
    x = 3,493.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.