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Finding the Fourth Proportional to 332,841.81, 459,268.61 and 189,604.65

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Solution

The fourth proportional to 332,841.81, 459,268.61 and 189,604.65 is: 261,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,841.81 : 459,268.61 = 189,604.65 : x
  2. Step 2: Convert to fraction form
    332,841.81/459,268.61 = 189,604.65/x
  3. Step 3: Cross multiply
    332,841.81x = 459,268.61 × 189,604.65
  4. Step 4: Simplify right side
    332,841.81x = 87,079,463,107.01
  5. Step 5: Solve for x
    x = 87,079,463,107.01/332,841.81
  6. Step 6: Final answer
    x = 261,624.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.