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Finding the Fourth Proportional to 367,662.97, 507,387.21 and 204,326.36

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Solution

The fourth proportional to 367,662.97, 507,387.21 and 204,326.36 is: 281,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,662.97 : 507,387.21 = 204,326.36 : x
  2. Step 2: Convert to fraction form
    367,662.97/507,387.21 = 204,326.36/x
  3. Step 3: Cross multiply
    367,662.97x = 507,387.21 × 204,326.36
  4. Step 4: Simplify right side
    367,662.97x = 103,672,579,192.92
  5. Step 5: Solve for x
    x = 103,672,579,192.92/367,662.97
  6. Step 6: Final answer
    x = 281,977.22

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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.