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Finding the Fourth Proportional to 524,460.06, 784,998.20 and 271,392.37

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Solution

The fourth proportional to 524,460.06, 784,998.20 and 271,392.37 is: 406,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,460.06 : 784,998.20 = 271,392.37 : x
  2. Step 2: Convert to fraction form
    524,460.06/784,998.20 = 271,392.37/x
  3. Step 3: Cross multiply
    524,460.06x = 784,998.20 × 271,392.37
  4. Step 4: Simplify right side
    524,460.06x = 213,042,520,659.72
  5. Step 5: Solve for x
    x = 213,042,520,659.72/524,460.06
  6. Step 6: Final answer
    x = 406,213.05

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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.