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Finding the Fourth Proportional to 332,220.69, 458,410.47 and 196,235.76

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Solution

The fourth proportional to 332,220.69, 458,410.47 and 196,235.76 is: 270,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,220.69 : 458,410.47 = 196,235.76 : x
  2. Step 2: Convert to fraction form
    332,220.69/458,410.47 = 196,235.76/x
  3. Step 3: Cross multiply
    332,220.69x = 458,410.47 × 196,235.76
  4. Step 4: Simplify right side
    332,220.69x = 89,956,526,972.41
  5. Step 5: Solve for x
    x = 89,956,526,972.41/332,220.69
  6. Step 6: Final answer
    x = 270,773.41

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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.