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Finding the Fourth Proportional to 577,161.94, 796,468.18 and 322,515.22

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Solution

The fourth proportional to 577,161.94, 796,468.18 and 322,515.22 is: 445,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,161.94 : 796,468.18 = 322,515.22 : x
  2. Step 2: Convert to fraction form
    577,161.94/796,468.18 = 322,515.22/x
  3. Step 3: Cross multiply
    577,161.94x = 796,468.18 × 322,515.22
  4. Step 4: Simplify right side
    577,161.94x = 256,873,110,295.70
  5. Step 5: Solve for x
    x = 256,873,110,295.70/577,161.94
  6. Step 6: Final answer
    x = 445,062.46

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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.