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Finding the Fourth Proportional to 362,168.82, 543,786.42 and 202,557.48

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Solution

The fourth proportional to 362,168.82, 543,786.42 and 202,557.48 is: 304,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,168.82 : 543,786.42 = 202,557.48 : x
  2. Step 2: Convert to fraction form
    362,168.82/543,786.42 = 202,557.48/x
  3. Step 3: Cross multiply
    362,168.82x = 543,786.42 × 202,557.48
  4. Step 4: Simplify right side
    362,168.82x = 110,148,006,893.42
  5. Step 5: Solve for x
    x = 110,148,006,893.42/362,168.82
  6. Step 6: Final answer
    x = 304,134.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.