Home / 383,197.20-575,150.58-193,791.66

Finding the Fourth Proportional to 383,197.20, 575,150.58 and 193,791.66

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Solution

The fourth proportional to 383,197.20, 575,150.58 and 193,791.66 is: 290,866.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,197.20 : 575,150.58 = 193,791.66 : x
  2. Step 2: Convert to fraction form
    383,197.20/575,150.58 = 193,791.66/x
  3. Step 3: Cross multiply
    383,197.20x = 575,150.58 × 193,791.66
  4. Step 4: Simplify right side
    383,197.20x = 111,459,385,648.16
  5. Step 5: Solve for x
    x = 111,459,385,648.16/383,197.20
  6. Step 6: Final answer
    x = 290,866.91

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1.5x scale

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.