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Finding the Fourth Proportional to 481,994.92, 722,993.36 and 197,633.08

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Solution

The fourth proportional to 481,994.92, 722,993.36 and 197,633.08 is: 296,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,994.92 : 722,993.36 = 197,633.08 : x
  2. Step 2: Convert to fraction form
    481,994.92/722,993.36 = 197,633.08/x
  3. Step 3: Cross multiply
    481,994.92x = 722,993.36 × 197,633.08
  4. Step 4: Simplify right side
    481,994.92x = 142,887,404,556.35
  5. Step 5: Solve for x
    x = 142,887,404,556.35/481,994.92
  6. Step 6: Final answer
    x = 296,450.02

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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.