Home / 412,922.20-619,229.70-163,552.60

Finding the Fourth Proportional to 412,922.20, 619,229.70 and 163,552.60

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Solution

The fourth proportional to 412,922.20, 619,229.70 and 163,552.60 is: 245,268.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,922.20 : 619,229.70 = 163,552.60 : x
  2. Step 2: Convert to fraction form
    412,922.20/619,229.70 = 163,552.60/x
  3. Step 3: Cross multiply
    412,922.20x = 619,229.70 × 163,552.60
  4. Step 4: Simplify right side
    412,922.20x = 101,276,627,432.22
  5. Step 5: Solve for x
    x = 101,276,627,432.22/412,922.20
  6. Step 6: Final answer
    x = 245,268.06

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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.