Home / 383,836.72-529,523.44-222,598.44

Finding the Fourth Proportional to 383,836.72, 529,523.44 and 222,598.44

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Solution

The fourth proportional to 383,836.72, 529,523.44 and 222,598.44 is: 307,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,836.72 : 529,523.44 = 222,598.44 : x
  2. Step 2: Convert to fraction form
    383,836.72/529,523.44 = 222,598.44/x
  3. Step 3: Cross multiply
    383,836.72x = 529,523.44 × 222,598.44
  4. Step 4: Simplify right side
    383,836.72x = 117,871,091,687.43
  5. Step 5: Solve for x
    x = 117,871,091,687.43/383,836.72
  6. Step 6: Final answer
    x = 307,086.54

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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.