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Finding the Fourth Proportional to 467,112.37, 700,124.19 and 214,419.54

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Solution

The fourth proportional to 467,112.37, 700,124.19 and 214,419.54 is: 321,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,112.37 : 700,124.19 = 214,419.54 : x
  2. Step 2: Convert to fraction form
    467,112.37/700,124.19 = 214,419.54/x
  3. Step 3: Cross multiply
    467,112.37x = 700,124.19 × 214,419.54
  4. Step 4: Simplify right side
    467,112.37x = 150,120,306,762.67
  5. Step 5: Solve for x
    x = 150,120,306,762.67/467,112.37
  6. Step 6: Final answer
    x = 321,379.43

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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.