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Finding the Fourth Proportional to 719,906.22, 993,662.73 and 414,016.02

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Solution

The fourth proportional to 719,906.22, 993,662.73 and 414,016.02 is: 571,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,906.22 : 993,662.73 = 414,016.02 : x
  2. Step 2: Convert to fraction form
    719,906.22/993,662.73 = 414,016.02/x
  3. Step 3: Cross multiply
    719,906.22x = 993,662.73 × 414,016.02
  4. Step 4: Simplify right side
    719,906.22x = 411,392,288,696.94
  5. Step 5: Solve for x
    x = 411,392,288,696.94/719,906.22
  6. Step 6: Final answer
    x = 571,452.61

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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.