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Finding the Fourth Proportional to 394,680.93, 544,701.89 and 241,820.57

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Solution

The fourth proportional to 394,680.93, 544,701.89 and 241,820.57 is: 333,738.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,680.93 : 544,701.89 = 241,820.57 : x
  2. Step 2: Convert to fraction form
    394,680.93/544,701.89 = 241,820.57/x
  3. Step 3: Cross multiply
    394,680.93x = 544,701.89 × 241,820.57
  4. Step 4: Simplify right side
    394,680.93x = 131,720,119,400.92
  5. Step 5: Solve for x
    x = 131,720,119,400.92/394,680.93
  6. Step 6: Final answer
    x = 333,738.24

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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.