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Finding the Fourth Proportional to 654,503.48, 981,771.92 and 181,192.92

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Solution

The fourth proportional to 654,503.48, 981,771.92 and 181,192.92 is: 271,794.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,503.48 : 981,771.92 = 181,192.92 : x
  2. Step 2: Convert to fraction form
    654,503.48/981,771.92 = 181,192.92/x
  3. Step 3: Cross multiply
    654,503.48x = 981,771.92 × 181,192.92
  4. Step 4: Simplify right side
    654,503.48x = 177,890,120,958.81
  5. Step 5: Solve for x
    x = 177,890,120,958.81/654,503.48
  6. Step 6: Final answer
    x = 271,794.00

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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.