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Finding the Fourth Proportional to 322,593.72, 445,204.27 and 193,537.02

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Solution

The fourth proportional to 322,593.72, 445,204.27 and 193,537.02 is: 267,096.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,593.72 : 445,204.27 = 193,537.02 : x
  2. Step 2: Convert to fraction form
    322,593.72/445,204.27 = 193,537.02/x
  3. Step 3: Cross multiply
    322,593.72x = 445,204.27 × 193,537.02
  4. Step 4: Simplify right side
    322,593.72x = 86,163,509,618.51
  5. Step 5: Solve for x
    x = 86,163,509,618.51/322,593.72
  6. Step 6: Final answer
    x = 267,096.06

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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.