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Finding the Fourth Proportional to 376,597.88, 519,703.46 and 204,514.64

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Solution

The fourth proportional to 376,597.88, 519,703.46 and 204,514.64 is: 282,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,597.88 : 519,703.46 = 204,514.64 : x
  2. Step 2: Convert to fraction form
    376,597.88/519,703.46 = 204,514.64/x
  3. Step 3: Cross multiply
    376,597.88x = 519,703.46 × 204,514.64
  4. Step 4: Simplify right side
    376,597.88x = 106,286,966,028.65
  5. Step 5: Solve for x
    x = 106,286,966,028.65/376,597.88
  6. Step 6: Final answer
    x = 282,229.33

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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.