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Finding the Third Proportional to 147,255 and 222,109.75

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Solution

The third proportional to 147,255 and 222,109.75 is: 335,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,255 : 222,109.75 = 222,109.75 : x
  2. Step 2: Convert to fraction form
    147,255/222,109.75 = 222,109.75/x
  3. Step 3: Cross multiply
    147,255x = 222,109.75 × 222,109.75
  4. Step 4: Simplify right side
    147,255x = 49,332,741,045.06
  5. Step 5: Solve for x
    x = 49,332,741,045.06/147,255
  6. Step 6: Final answer
    x = 335,015.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.