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Finding the Fourth Proportional to 227,954.72, 342,001.20 and 161,523.56

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Solution

The fourth proportional to 227,954.72, 342,001.20 and 161,523.56 is: 242,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,954.72 : 342,001.20 = 161,523.56 : x
  2. Step 2: Convert to fraction form
    227,954.72/342,001.20 = 161,523.56/x
  3. Step 3: Cross multiply
    227,954.72x = 342,001.20 × 161,523.56
  4. Step 4: Simplify right side
    227,954.72x = 55,241,251,348.27
  5. Step 5: Solve for x
    x = 55,241,251,348.27/227,954.72
  6. Step 6: Final answer
    x = 242,334.32

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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.