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Finding the Fourth Proportional to 239,804.52, 330,913.26 and 132,351.54

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Solution

The fourth proportional to 239,804.52, 330,913.26 and 132,351.54 is: 182,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,804.52 : 330,913.26 = 132,351.54 : x
  2. Step 2: Convert to fraction form
    239,804.52/330,913.26 = 132,351.54/x
  3. Step 3: Cross multiply
    239,804.52x = 330,913.26 × 132,351.54
  4. Step 4: Simplify right side
    239,804.52x = 43,796,879,567.42
  5. Step 5: Solve for x
    x = 43,796,879,567.42/239,804.52
  6. Step 6: Final answer
    x = 182,635.76

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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.