Home / 350,933.14-484,286.34-189,788.36

Finding the Fourth Proportional to 350,933.14, 484,286.34 and 189,788.36

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Solution

The fourth proportional to 350,933.14, 484,286.34 and 189,788.36 is: 261,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,933.14 : 484,286.34 = 189,788.36 : x
  2. Step 2: Convert to fraction form
    350,933.14/484,286.34 = 189,788.36/x
  3. Step 3: Cross multiply
    350,933.14x = 484,286.34 × 189,788.36
  4. Step 4: Simplify right side
    350,933.14x = 91,911,910,239.00
  5. Step 5: Solve for x
    x = 91,911,910,239.00/350,933.14
  6. Step 6: Final answer
    x = 261,907.18

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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.