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Finding the Fourth Proportional to 577,162.93, 796,469.56 and 322,516.21

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Solution

The fourth proportional to 577,162.93, 796,469.56 and 322,516.21 is: 445,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,162.93 : 796,469.56 = 322,516.21 : x
  2. Step 2: Convert to fraction form
    577,162.93/796,469.56 = 322,516.21/x
  3. Step 3: Cross multiply
    577,162.93x = 796,469.56 × 322,516.21
  4. Step 4: Simplify right side
    577,162.93x = 256,874,343,871.57
  5. Step 5: Solve for x
    x = 256,874,343,871.57/577,162.93
  6. Step 6: Final answer
    x = 445,063.83

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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.