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Finding the Fourth Proportional to 433,524.86, 650,349.58 and 134,028.78

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Solution

The fourth proportional to 433,524.86, 650,349.58 and 134,028.78 is: 201,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,524.86 : 650,349.58 = 134,028.78 : x
  2. Step 2: Convert to fraction form
    433,524.86/650,349.58 = 134,028.78/x
  3. Step 3: Cross multiply
    433,524.86x = 650,349.58 × 134,028.78
  4. Step 4: Simplify right side
    433,524.86x = 87,165,560,780.91
  5. Step 5: Solve for x
    x = 87,165,560,780.91/433,524.86
  6. Step 6: Final answer
    x = 201,062.43

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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.