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Finding the Fourth Proportional to 373,204.80, 559,790.18 and 120,496.94

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Solution

The fourth proportional to 373,204.80, 559,790.18 and 120,496.94 is: 180,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,204.80 : 559,790.18 = 120,496.94 : x
  2. Step 2: Convert to fraction form
    373,204.80/559,790.18 = 120,496.94/x
  3. Step 3: Cross multiply
    373,204.80x = 559,790.18 × 120,496.94
  4. Step 4: Simplify right side
    373,204.80x = 67,453,003,732.05
  5. Step 5: Solve for x
    x = 67,453,003,732.05/373,204.80
  6. Step 6: Final answer
    x = 180,739.91

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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.