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Finding the Fourth Proportional to 295,100.20, 441,994.20 and 228,323.80

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Solution

The fourth proportional to 295,100.20, 441,994.20 and 228,323.80 is: 341,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,100.20 : 441,994.20 = 228,323.80 : x
  2. Step 2: Convert to fraction form
    295,100.20/441,994.20 = 228,323.80/x
  3. Step 3: Cross multiply
    295,100.20x = 441,994.20 × 228,323.80
  4. Step 4: Simplify right side
    295,100.20x = 100,917,795,321.96
  5. Step 5: Solve for x
    x = 100,917,795,321.96/295,100.20
  6. Step 6: Final answer
    x = 341,978.06

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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.