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Finding the Fourth Proportional to 351,204.83, 484,662.62 and 190,059.88

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Solution

The fourth proportional to 351,204.83, 484,662.62 and 190,059.88 is: 262,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,204.83 : 484,662.62 = 190,059.88 : x
  2. Step 2: Convert to fraction form
    351,204.83/484,662.62 = 190,059.88/x
  3. Step 3: Cross multiply
    351,204.83x = 484,662.62 × 190,059.88
  4. Step 4: Simplify right side
    351,204.83x = 92,114,919,397.69
  5. Step 5: Solve for x
    x = 92,114,919,397.69/351,204.83
  6. Step 6: Final answer
    x = 262,282.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.