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Finding the Fourth Proportional to 433,709.43, 650,563.83 and 181,108.86

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Solution

The fourth proportional to 433,709.43, 650,563.83 and 181,108.86 is: 271,663.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,709.43 : 650,563.83 = 181,108.86 : x
  2. Step 2: Convert to fraction form
    433,709.43/650,563.83 = 181,108.86/x
  3. Step 3: Cross multiply
    433,709.43x = 650,563.83 × 181,108.86
  4. Step 4: Simplify right side
    433,709.43x = 117,822,873,608.53
  5. Step 5: Solve for x
    x = 117,822,873,608.53/433,709.43
  6. Step 6: Final answer
    x = 271,663.16

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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.