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Finding the Fourth Proportional to 394,652.01, 592,127.15 and 236,990.37

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Solution

The fourth proportional to 394,652.01, 592,127.15 and 236,990.37 is: 355,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,652.01 : 592,127.15 = 236,990.37 : x
  2. Step 2: Convert to fraction form
    394,652.01/592,127.15 = 236,990.37/x
  3. Step 3: Cross multiply
    394,652.01x = 592,127.15 × 236,990.37
  4. Step 4: Simplify right side
    394,652.01x = 140,328,431,180.59
  5. Step 5: Solve for x
    x = 140,328,431,180.59/394,652.01
  6. Step 6: Final answer
    x = 355,575.11

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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.