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Finding the Fourth Proportional to 382,553.80, 573,174.60 and 182,443.30

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Solution

The fourth proportional to 382,553.80, 573,174.60 and 182,443.30 is: 273,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,553.80 : 573,174.60 = 182,443.30 : x
  2. Step 2: Convert to fraction form
    382,553.80/573,174.60 = 182,443.30/x
  3. Step 3: Cross multiply
    382,553.80x = 573,174.60 × 182,443.30
  4. Step 4: Simplify right side
    382,553.80x = 104,571,865,500.18
  5. Step 5: Solve for x
    x = 104,571,865,500.18/382,553.80
  6. Step 6: Final answer
    x = 273,352.05

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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.