Home / 957,679.75-1,321,608.24-527,975.27

Finding the Fourth Proportional to 957,679.75, 1,321,608.24 and 527,975.27

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Solution

The fourth proportional to 957,679.75, 1,321,608.24 and 527,975.27 is: 728,611.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,679.75 : 1,321,608.24 = 527,975.27 : x
  2. Step 2: Convert to fraction form
    957,679.75/1,321,608.24 = 527,975.27/x
  3. Step 3: Cross multiply
    957,679.75x = 1,321,608.24 × 527,975.27
  4. Step 4: Simplify right side
    957,679.75x = 697,776,458,100.31
  5. Step 5: Solve for x
    x = 697,776,458,100.31/957,679.75
  6. Step 6: Final answer
    x = 728,611.48

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1.5x scale

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.