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Finding the Fourth Proportional to 363,892.88, 545,944.64 and 150,621.36

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Solution

The fourth proportional to 363,892.88, 545,944.64 and 150,621.36 is: 225,975.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,892.88 : 545,944.64 = 150,621.36 : x
  2. Step 2: Convert to fraction form
    363,892.88/545,944.64 = 150,621.36/x
  3. Step 3: Cross multiply
    363,892.88x = 545,944.64 × 150,621.36
  4. Step 4: Simplify right side
    363,892.88x = 82,230,924,161.51
  5. Step 5: Solve for x
    x = 82,230,924,161.51/363,892.88
  6. Step 6: Final answer
    x = 225,975.63

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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.