Home / 383,845.56-529,706.76-214,076.04

Finding the Fourth Proportional to 383,845.56, 529,706.76 and 214,076.04

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Solution

The fourth proportional to 383,845.56, 529,706.76 and 214,076.04 is: 295,424.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,845.56 : 529,706.76 = 214,076.04 : x
  2. Step 2: Convert to fraction form
    383,845.56/529,706.76 = 214,076.04/x
  3. Step 3: Cross multiply
    383,845.56x = 529,706.76 × 214,076.04
  4. Step 4: Simplify right side
    383,845.56x = 113,397,525,542.03
  5. Step 5: Solve for x
    x = 113,397,525,542.03/383,845.56
  6. Step 6: Final answer
    x = 295,424.87

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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.