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Finding the Fourth Proportional to 577,873.65, 797,422.26 and 323,175.63

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Solution

The fourth proportional to 577,873.65, 797,422.26 and 323,175.63 is: 445,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,873.65 : 797,422.26 = 323,175.63 : x
  2. Step 2: Convert to fraction form
    577,873.65/797,422.26 = 323,175.63/x
  3. Step 3: Cross multiply
    577,873.65x = 797,422.26 × 323,175.63
  4. Step 4: Simplify right side
    577,873.65x = 257,707,441,251.52
  5. Step 5: Solve for x
    x = 257,707,441,251.52/577,873.65
  6. Step 6: Final answer
    x = 445,958.11

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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.