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Finding the Fourth Proportional to 383,771.92, 574,909.88 and 233,639.92

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Solution

The fourth proportional to 383,771.92, 574,909.88 and 233,639.92 is: 350,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,771.92 : 574,909.88 = 233,639.92 : x
  2. Step 2: Convert to fraction form
    383,771.92/574,909.88 = 233,639.92/x
  3. Step 3: Cross multiply
    383,771.92x = 574,909.88 × 233,639.92
  4. Step 4: Simplify right side
    383,771.92x = 134,321,898,370.41
  5. Step 5: Solve for x
    x = 134,321,898,370.41/383,771.92
  6. Step 6: Final answer
    x = 350,004.50

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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.