Home / 356,910.02-534,651.23-214,676.75

Finding the Fourth Proportional to 356,910.02, 534,651.23 and 214,676.75

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Solution

The fourth proportional to 356,910.02, 534,651.23 and 214,676.75 is: 321,585.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,910.02 : 534,651.23 = 214,676.75 : x
  2. Step 2: Convert to fraction form
    356,910.02/534,651.23 = 214,676.75/x
  3. Step 3: Cross multiply
    356,910.02x = 534,651.23 × 214,676.75
  4. Step 4: Simplify right side
    356,910.02x = 114,777,188,439.90
  5. Step 5: Solve for x
    x = 114,777,188,439.90/356,910.02
  6. Step 6: Final answer
    x = 321,585.78

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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.