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Finding the Fourth Proportional to 263,044.58, 363,023.64 and 161,069.54

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Solution

The fourth proportional to 263,044.58, 363,023.64 and 161,069.54 is: 222,289.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,044.58 : 363,023.64 = 161,069.54 : x
  2. Step 2: Convert to fraction form
    263,044.58/363,023.64 = 161,069.54/x
  3. Step 3: Cross multiply
    263,044.58x = 363,023.64 × 161,069.54
  4. Step 4: Simplify right side
    263,044.58x = 58,472,050,703.93
  5. Step 5: Solve for x
    x = 58,472,050,703.93/263,044.58
  6. Step 6: Final answer
    x = 222,289.51

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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.