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Finding the Fourth Proportional to 360,138.06, 540,150.29 and 226,609.56

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Solution

The fourth proportional to 360,138.06, 540,150.29 and 226,609.56 is: 339,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,138.06 : 540,150.29 = 226,609.56 : x
  2. Step 2: Convert to fraction form
    360,138.06/540,150.29 = 226,609.56/x
  3. Step 3: Cross multiply
    360,138.06x = 540,150.29 × 226,609.56
  4. Step 4: Simplify right side
    360,138.06x = 122,403,215,716.97
  5. Step 5: Solve for x
    x = 122,403,215,716.97/360,138.06
  6. Step 6: Final answer
    x = 339,878.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.