Home / 384,002.54-529,923.84-214,236.72

Finding the Fourth Proportional to 384,002.54, 529,923.84 and 214,236.72

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Solution

The fourth proportional to 384,002.54, 529,923.84 and 214,236.72 is: 295,646.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,002.54 : 529,923.84 = 214,236.72 : x
  2. Step 2: Convert to fraction form
    384,002.54/529,923.84 = 214,236.72/x
  3. Step 3: Cross multiply
    384,002.54x = 529,923.84 × 214,236.72
  4. Step 4: Simplify right side
    384,002.54x = 113,529,145,331.41
  5. Step 5: Solve for x
    x = 113,529,145,331.41/384,002.54
  6. Step 6: Final answer
    x = 295,646.86

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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.