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Finding the Fourth Proportional to 483,212.44, 725,059.46 and 217,163.16

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Solution

The fourth proportional to 483,212.44, 725,059.46 and 217,163.16 is: 325,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,212.44 : 725,059.46 = 217,163.16 : x
  2. Step 2: Convert to fraction form
    483,212.44/725,059.46 = 217,163.16/x
  3. Step 3: Cross multiply
    483,212.44x = 725,059.46 × 217,163.16
  4. Step 4: Simplify right side
    483,212.44x = 157,456,203,521.49
  5. Step 5: Solve for x
    x = 157,456,203,521.49/483,212.44
  6. Step 6: Final answer
    x = 325,852.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.