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Finding the Third Proportional to 202,736 and 292,036

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Solution

The third proportional to 202,736 and 292,036 is: 420,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,736 : 292,036 = 292,036 : x
  2. Step 2: Convert to fraction form
    202,736/292,036 = 292,036/x
  3. Step 3: Cross multiply
    202,736x = 292,036 × 292,036
  4. Step 4: Simplify right side
    202,736x = 85,285,025,296
  5. Step 5: Solve for x
    x = 85,285,025,296/202,736
  6. Step 6: Final answer
    x = 420,670.36

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.