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Finding the Fourth Proportional to 273,060.96, 409,416.48 and 132,743.04

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Solution

The fourth proportional to 273,060.96, 409,416.48 and 132,743.04 is: 199,029.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,060.96 : 409,416.48 = 132,743.04 : x
  2. Step 2: Convert to fraction form
    273,060.96/409,416.48 = 132,743.04/x
  3. Step 3: Cross multiply
    273,060.96x = 409,416.48 × 132,743.04
  4. Step 4: Simplify right side
    273,060.96x = 54,347,188,181.30
  5. Step 5: Solve for x
    x = 54,347,188,181.30/273,060.96
  6. Step 6: Final answer
    x = 199,029.51

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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.