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Finding the Fourth Proportional to 332,203.74, 458,380.80 and 196,259.82

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Solution

The fourth proportional to 332,203.74, 458,380.80 and 196,259.82 is: 270,802.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,203.74 : 458,380.80 = 196,259.82 : x
  2. Step 2: Convert to fraction form
    332,203.74/458,380.80 = 196,259.82/x
  3. Step 3: Cross multiply
    332,203.74x = 458,380.80 × 196,259.82
  4. Step 4: Simplify right side
    332,203.74x = 89,961,733,299.46
  5. Step 5: Solve for x
    x = 89,961,733,299.46/332,203.74
  6. Step 6: Final answer
    x = 270,802.89

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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.