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Finding the Fourth Proportional to 332,888.44, 459,353.04 and 189,639.94

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Solution

The fourth proportional to 332,888.44, 459,353.04 and 189,639.94 is: 261,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,888.44 : 459,353.04 = 189,639.94 : x
  2. Step 2: Convert to fraction form
    332,888.44/459,353.04 = 189,639.94/x
  3. Step 3: Cross multiply
    332,888.44x = 459,353.04 × 189,639.94
  4. Step 4: Simplify right side
    332,888.44x = 87,111,682,944.42
  5. Step 5: Solve for x
    x = 87,111,682,944.42/332,888.44
  6. Step 6: Final answer
    x = 261,684.31

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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.