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Finding the Fourth Proportional to 332,856.92, 459,317.71 and 189,588.98

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Solution

The fourth proportional to 332,856.92, 459,317.71 and 189,588.98 is: 261,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,856.92 : 459,317.71 = 189,588.98 : x
  2. Step 2: Convert to fraction form
    332,856.92/459,317.71 = 189,588.98/x
  3. Step 3: Cross multiply
    332,856.92x = 459,317.71 × 189,588.98
  4. Step 4: Simplify right side
    332,856.92x = 87,081,576,134.84
  5. Step 5: Solve for x
    x = 87,081,576,134.84/332,856.92
  6. Step 6: Final answer
    x = 261,618.64

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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.