Home / 957,600.50-1,321,474.23-527,871.33

Finding the Fourth Proportional to 957,600.50, 1,321,474.23 and 527,871.33

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Solution

The fourth proportional to 957,600.50, 1,321,474.23 and 527,871.33 is: 728,454.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,600.50 : 1,321,474.23 = 527,871.33 : x
  2. Step 2: Convert to fraction form
    957,600.50/1,321,474.23 = 527,871.33/x
  3. Step 3: Cross multiply
    957,600.50x = 1,321,474.23 × 527,871.33
  4. Step 4: Simplify right side
    957,600.50x = 697,568,359,350.83
  5. Step 5: Solve for x
    x = 697,568,359,350.83/957,600.50
  6. Step 6: Final answer
    x = 728,454.47

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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.