Home / 388,764.24-583,175.93-132,517.23

Finding the Fourth Proportional to 388,764.24, 583,175.93 and 132,517.23

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Solution

The fourth proportional to 388,764.24, 583,175.93 and 132,517.23 is: 198,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,764.24 : 583,175.93 = 132,517.23 : x
  2. Step 2: Convert to fraction form
    388,764.24/583,175.93 = 132,517.23/x
  3. Step 3: Cross multiply
    388,764.24x = 583,175.93 × 132,517.23
  4. Step 4: Simplify right side
    388,764.24x = 77,280,858,183.69
  5. Step 5: Solve for x
    x = 77,280,858,183.69/388,764.24
  6. Step 6: Final answer
    x = 198,785.92

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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.