Home / 395,915.20-594,003.18-263,317.12

Finding the Fourth Proportional to 395,915.20, 594,003.18 and 263,317.12

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Solution

The fourth proportional to 395,915.20, 594,003.18 and 263,317.12 is: 395,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,915.20 : 594,003.18 = 263,317.12 : x
  2. Step 2: Convert to fraction form
    395,915.20/594,003.18 = 263,317.12/x
  3. Step 3: Cross multiply
    395,915.20x = 594,003.18 × 263,317.12
  4. Step 4: Simplify right side
    395,915.20x = 156,411,206,628.44
  5. Step 5: Solve for x
    x = 156,411,206,628.44/395,915.20
  6. Step 6: Final answer
    x = 395,062.39

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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.