Home / 654,584.58-979,776.65-350,217.33

Finding the Fourth Proportional to 654,584.58, 979,776.65 and 350,217.33

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Solution

The fourth proportional to 654,584.58, 979,776.65 and 350,217.33 is: 524,202.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,584.58 : 979,776.65 = 350,217.33 : x
  2. Step 2: Convert to fraction form
    654,584.58/979,776.65 = 350,217.33/x
  3. Step 3: Cross multiply
    654,584.58x = 979,776.65 × 350,217.33
  4. Step 4: Simplify right side
    654,584.58x = 343,134,760,608.26
  5. Step 5: Solve for x
    x = 343,134,760,608.26/654,584.58
  6. Step 6: Final answer
    x = 524,202.33

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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.