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Finding the Third Proportional to 100,224 and 154,115.25

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Solution

The third proportional to 100,224 and 154,115.25 is: 236,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,224 : 154,115.25 = 154,115.25 : x
  2. Step 2: Convert to fraction form
    100,224/154,115.25 = 154,115.25/x
  3. Step 3: Cross multiply
    100,224x = 154,115.25 × 154,115.25
  4. Step 4: Simplify right side
    100,224x = 23,751,510,282.56
  5. Step 5: Solve for x
    x = 23,751,510,282.56/100,224
  6. Step 6: Final answer
    x = 236,984.26

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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.