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Finding the Fourth Proportional to 376,668.53, 519,806.39 and 204,588.15

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Solution

The fourth proportional to 376,668.53, 519,806.39 and 204,588.15 is: 282,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,668.53 : 519,806.39 = 204,588.15 : x
  2. Step 2: Convert to fraction form
    376,668.53/519,806.39 = 204,588.15/x
  3. Step 3: Cross multiply
    376,668.53x = 519,806.39 × 204,588.15
  4. Step 4: Simplify right side
    376,668.53x = 106,346,229,677.33
  5. Step 5: Solve for x
    x = 106,346,229,677.33/376,668.53
  6. Step 6: Final answer
    x = 282,333.73

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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.