Home / 383,696.95-574,993.68-263,889.18

Finding the Fourth Proportional to 383,696.95, 574,993.68 and 263,889.18

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Solution

The fourth proportional to 383,696.95, 574,993.68 and 263,889.18 is: 395,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,696.95 : 574,993.68 = 263,889.18 : x
  2. Step 2: Convert to fraction form
    383,696.95/574,993.68 = 263,889.18/x
  3. Step 3: Cross multiply
    383,696.95x = 574,993.68 × 263,889.18
  4. Step 4: Simplify right side
    383,696.95x = 151,734,609,730.80
  5. Step 5: Solve for x
    x = 151,734,609,730.80/383,696.95
  6. Step 6: Final answer
    x = 395,454.30

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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.