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Finding the Fourth Proportional to 394,611.40, 544,434.67 and 241,489.96

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Solution

The fourth proportional to 394,611.40, 544,434.67 and 241,489.96 is: 333,177.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,611.40 : 544,434.67 = 241,489.96 : x
  2. Step 2: Convert to fraction form
    394,611.40/544,434.67 = 241,489.96/x
  3. Step 3: Cross multiply
    394,611.40x = 544,434.67 × 241,489.96
  4. Step 4: Simplify right side
    394,611.40x = 131,475,504,263.31
  5. Step 5: Solve for x
    x = 131,475,504,263.31/394,611.40
  6. Step 6: Final answer
    x = 333,177.16

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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.