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Finding the Fourth Proportional to 338,576.52, 467,232.60 and 185,611.93

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Solution

The fourth proportional to 338,576.52, 467,232.60 and 185,611.93 is: 256,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,576.52 : 467,232.60 = 185,611.93 : x
  2. Step 2: Convert to fraction form
    338,576.52/467,232.60 = 185,611.93/x
  3. Step 3: Cross multiply
    338,576.52x = 467,232.60 × 185,611.93
  4. Step 4: Simplify right side
    338,576.52x = 86,723,944,644.92
  5. Step 5: Solve for x
    x = 86,723,944,644.92/338,576.52
  6. Step 6: Final answer
    x = 256,142.82

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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.