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Finding the Fourth Proportional to 274,906.23, 411,659.33 and 181,127.67

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Solution

The fourth proportional to 274,906.23, 411,659.33 and 181,127.67 is: 271,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,906.23 : 411,659.33 = 181,127.67 : x
  2. Step 2: Convert to fraction form
    274,906.23/411,659.33 = 181,127.67/x
  3. Step 3: Cross multiply
    274,906.23x = 411,659.33 × 181,127.67
  4. Step 4: Simplify right side
    274,906.23x = 74,562,894,371.02
  5. Step 5: Solve for x
    x = 74,562,894,371.02/274,906.23
  6. Step 6: Final answer
    x = 271,230.28

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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.