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Finding the Fourth Proportional to 886,488.44, 1,330,046.84 and 437,524.48

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Solution

The fourth proportional to 886,488.44, 1,330,046.84 and 437,524.48 is: 656,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,488.44 : 1,330,046.84 = 437,524.48 : x
  2. Step 2: Convert to fraction form
    886,488.44/1,330,046.84 = 437,524.48/x
  3. Step 3: Cross multiply
    886,488.44x = 1,330,046.84 × 437,524.48
  4. Step 4: Simplify right side
    886,488.44x = 581,928,049,815.34
  5. Step 5: Solve for x
    x = 581,928,049,815.34/886,488.44
  6. Step 6: Final answer
    x = 656,441.78

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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.