Home / 384,093.09-529,835.77-269,542.68

Finding the Fourth Proportional to 384,093.09, 529,835.77 and 269,542.68

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Solution

The fourth proportional to 384,093.09, 529,835.77 and 269,542.68 is: 371,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,093.09 : 529,835.77 = 269,542.68 : x
  2. Step 2: Convert to fraction form
    384,093.09/529,835.77 = 269,542.68/x
  3. Step 3: Cross multiply
    384,093.09x = 529,835.77 × 269,542.68
  4. Step 4: Simplify right side
    384,093.09x = 142,813,352,057.95
  5. Step 5: Solve for x
    x = 142,813,352,057.95/384,093.09
  6. Step 6: Final answer
    x = 371,819.64

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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.