Home / 383,850.18-575,775.27-196,742.34

Finding the Fourth Proportional to 383,850.18, 575,775.27 and 196,742.34

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Solution

The fourth proportional to 383,850.18, 575,775.27 and 196,742.34 is: 295,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,850.18 : 575,775.27 = 196,742.34 : x
  2. Step 2: Convert to fraction form
    383,850.18/575,775.27 = 196,742.34/x
  3. Step 3: Cross multiply
    383,850.18x = 575,775.27 × 196,742.34
  4. Step 4: Simplify right side
    383,850.18x = 113,279,373,933.93
  5. Step 5: Solve for x
    x = 113,279,373,933.93/383,850.18
  6. Step 6: Final answer
    x = 295,113.51

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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.