Home / 395,272.20-593,297.10-195,817.80

Finding the Fourth Proportional to 395,272.20, 593,297.10 and 195,817.80

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Solution

The fourth proportional to 395,272.20, 593,297.10 and 195,817.80 is: 293,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,272.20 : 593,297.10 = 195,817.80 : x
  2. Step 2: Convert to fraction form
    395,272.20/593,297.10 = 195,817.80/x
  3. Step 3: Cross multiply
    395,272.20x = 593,297.10 × 195,817.80
  4. Step 4: Simplify right side
    395,272.20x = 116,178,132,868.38
  5. Step 5: Solve for x
    x = 116,178,132,868.38/395,272.20
  6. Step 6: Final answer
    x = 293,919.31

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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.