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Finding the Fourth Proportional to 376,465.14, 519,530.94 and 204,390.36

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Solution

The fourth proportional to 376,465.14, 519,530.94 and 204,390.36 is: 282,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,465.14 : 519,530.94 = 204,390.36 : x
  2. Step 2: Convert to fraction form
    376,465.14/519,530.94 = 204,390.36/x
  3. Step 3: Cross multiply
    376,465.14x = 519,530.94 × 204,390.36
  4. Step 4: Simplify right side
    376,465.14x = 106,187,115,857.74
  5. Step 5: Solve for x
    x = 106,187,115,857.74/376,465.14
  6. Step 6: Final answer
    x = 282,063.61

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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.