Home / 447,119.82-617,097.24-263,388.06

Finding the Fourth Proportional to 447,119.82, 617,097.24 and 263,388.06

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Solution

The fourth proportional to 447,119.82, 617,097.24 and 263,388.06 is: 363,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,119.82 : 617,097.24 = 263,388.06 : x
  2. Step 2: Convert to fraction form
    447,119.82/617,097.24 = 263,388.06/x
  3. Step 3: Cross multiply
    447,119.82x = 617,097.24 × 263,388.06
  4. Step 4: Simplify right side
    447,119.82x = 162,536,044,874.95
  5. Step 5: Solve for x
    x = 162,536,044,874.95/447,119.82
  6. Step 6: Final answer
    x = 363,517.87

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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.