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Finding the Third Proportional to 173,783 and 255,036

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Solution

The third proportional to 173,783 and 255,036 is: 374,279.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,783 : 255,036 = 255,036 : x
  2. Step 2: Convert to fraction form
    173,783/255,036 = 255,036/x
  3. Step 3: Cross multiply
    173,783x = 255,036 × 255,036
  4. Step 4: Simplify right side
    173,783x = 65,043,361,296
  5. Step 5: Solve for x
    x = 65,043,361,296/173,783
  6. Step 6: Final answer
    x = 374,279.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.