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Finding the Fourth Proportional to 198,794.83, 274,502.42 and 184,370.66

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Solution

The fourth proportional to 198,794.83, 274,502.42 and 184,370.66 is: 254,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,794.83 : 274,502.42 = 184,370.66 : x
  2. Step 2: Convert to fraction form
    198,794.83/274,502.42 = 184,370.66/x
  3. Step 3: Cross multiply
    198,794.83x = 274,502.42 × 184,370.66
  4. Step 4: Simplify right side
    198,794.83x = 50,610,191,001.37
  5. Step 5: Solve for x
    x = 50,610,191,001.37/198,794.83
  6. Step 6: Final answer
    x = 254,585.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.