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Finding the Third Proportional to 739.55 and 1,745.93

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Solution

The third proportional to 739.55 and 1,745.93 is: 4,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    739.55 : 1,745.93 = 1,745.93 : x
  2. Step 2: Convert to fraction form
    739.55/1,745.93 = 1,745.93/x
  3. Step 3: Cross multiply
    739.55x = 1,745.93 × 1,745.93
  4. Step 4: Simplify right side
    739.55x = 3,048,270.47
  5. Step 5: Solve for x
    x = 3,048,270.47/739.55
  6. Step 6: Final answer
    x = 4,121.81

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.