Home / 383,680.20-529,656.96-273,369.96

Finding the Fourth Proportional to 383,680.20, 529,656.96 and 273,369.96

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Solution

The fourth proportional to 383,680.20, 529,656.96 and 273,369.96 is: 377,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,680.20 : 529,656.96 = 273,369.96 : x
  2. Step 2: Convert to fraction form
    383,680.20/529,656.96 = 273,369.96/x
  3. Step 3: Cross multiply
    383,680.20x = 529,656.96 × 273,369.96
  4. Step 4: Simplify right side
    383,680.20x = 144,792,301,968.92
  5. Step 5: Solve for x
    x = 144,792,301,968.92/383,680.20
  6. Step 6: Final answer
    x = 377,377.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.