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Finding the Fourth Proportional to 542,791.09, 814,188.72 and 227,026.48

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Solution

The fourth proportional to 542,791.09, 814,188.72 and 227,026.48 is: 340,540.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,791.09 : 814,188.72 = 227,026.48 : x
  2. Step 2: Convert to fraction form
    542,791.09/814,188.72 = 227,026.48/x
  3. Step 3: Cross multiply
    542,791.09x = 814,188.72 × 227,026.48
  4. Step 4: Simplify right side
    542,791.09x = 184,842,399,157.31
  5. Step 5: Solve for x
    x = 184,842,399,157.31/542,791.09
  6. Step 6: Final answer
    x = 340,540.59

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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.