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Finding the Fourth Proportional to 332,415.81, 458,733.11 and 181,512.81

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Solution

The fourth proportional to 332,415.81, 458,733.11 and 181,512.81 is: 250,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,415.81 : 458,733.11 = 181,512.81 : x
  2. Step 2: Convert to fraction form
    332,415.81/458,733.11 = 181,512.81/x
  3. Step 3: Cross multiply
    332,415.81x = 458,733.11 × 181,512.81
  4. Step 4: Simplify right side
    332,415.81x = 83,265,934,928.58
  5. Step 5: Solve for x
    x = 83,265,934,928.58/332,415.81
  6. Step 6: Final answer
    x = 250,487.29

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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.