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Finding the Fourth Proportional to 382,132.76, 573,354.75 and 192,647.73

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Solution

The fourth proportional to 382,132.76, 573,354.75 and 192,647.73 is: 289,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,132.76 : 573,354.75 = 192,647.73 : x
  2. Step 2: Convert to fraction form
    382,132.76/573,354.75 = 192,647.73/x
  3. Step 3: Cross multiply
    382,132.76x = 573,354.75 × 192,647.73
  4. Step 4: Simplify right side
    382,132.76x = 110,455,493,944.73
  5. Step 5: Solve for x
    x = 110,455,493,944.73/382,132.76
  6. Step 6: Final answer
    x = 289,050.06

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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.