Home / 220,262.06-331,873.79-199,225.55

Finding the Fourth Proportional to 220,262.06, 331,873.79 and 199,225.55

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Solution

The fourth proportional to 220,262.06, 331,873.79 and 199,225.55 is: 300,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,262.06 : 331,873.79 = 199,225.55 : x
  2. Step 2: Convert to fraction form
    220,262.06/331,873.79 = 199,225.55/x
  3. Step 3: Cross multiply
    220,262.06x = 331,873.79 × 199,225.55
  4. Step 4: Simplify right side
    220,262.06x = 66,117,738,343.33
  5. Step 5: Solve for x
    x = 66,117,738,343.33/220,262.06
  6. Step 6: Final answer
    x = 300,177.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.