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Finding the Third Proportional to 293.06 and 450.42

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Solution

The third proportional to 293.06 and 450.42 is: 692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.06 : 450.42 = 450.42 : x
  2. Step 2: Convert to fraction form
    293.06/450.42 = 450.42/x
  3. Step 3: Cross multiply
    293.06x = 450.42 × 450.42
  4. Step 4: Simplify right side
    293.06x = 202,879.87
  5. Step 5: Solve for x
    x = 202,879.87/293.06
  6. Step 6: Final answer
    x = 692.28

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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.