Home / 383,250.96-574,880.04-133,933.68

Finding the Fourth Proportional to 383,250.96, 574,880.04 and 133,933.68

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Solution

The fourth proportional to 383,250.96, 574,880.04 and 133,933.68 is: 200,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,250.96 : 574,880.04 = 133,933.68 : x
  2. Step 2: Convert to fraction form
    383,250.96/574,880.04 = 133,933.68/x
  3. Step 3: Cross multiply
    383,250.96x = 574,880.04 × 133,933.68
  4. Step 4: Simplify right side
    383,250.96x = 76,995,799,315.75
  5. Step 5: Solve for x
    x = 76,995,799,315.75/383,250.96
  6. Step 6: Final answer
    x = 200,901.78

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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.