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Finding the Fourth Proportional to 332,491.92, 459,009.96 and 196,567.44

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Solution

The fourth proportional to 332,491.92, 459,009.96 and 196,567.44 is: 271,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,491.92 : 459,009.96 = 196,567.44 : x
  2. Step 2: Convert to fraction form
    332,491.92/459,009.96 = 196,567.44/x
  3. Step 3: Cross multiply
    332,491.92x = 459,009.96 × 196,567.44
  4. Step 4: Simplify right side
    332,491.92x = 90,226,412,771.70
  5. Step 5: Solve for x
    x = 90,226,412,771.70/332,491.92
  6. Step 6: Final answer
    x = 271,364.23

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1.5x scale

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.