Home / 444,584.58-666,721.35-191,796.54

Finding the Fourth Proportional to 444,584.58, 666,721.35 and 191,796.54

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Solution

The fourth proportional to 444,584.58, 666,721.35 and 191,796.54 is: 287,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,584.58 : 666,721.35 = 191,796.54 : x
  2. Step 2: Convert to fraction form
    444,584.58/666,721.35 = 191,796.54/x
  3. Step 3: Cross multiply
    444,584.58x = 666,721.35 × 191,796.54
  4. Step 4: Simplify right side
    444,584.58x = 127,874,848,074.13
  5. Step 5: Solve for x
    x = 127,874,848,074.13/444,584.58
  6. Step 6: Final answer
    x = 287,627.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.