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Finding the Fourth Proportional to 383,792.40, 574,940.34 and 233,660.34

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Solution

The fourth proportional to 383,792.40, 574,940.34 and 233,660.34 is: 350,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,792.40 : 574,940.34 = 233,660.34 : x
  2. Step 2: Convert to fraction form
    383,792.40/574,940.34 = 233,660.34/x
  3. Step 3: Cross multiply
    383,792.40x = 574,940.34 × 233,660.34
  4. Step 4: Simplify right side
    383,792.40x = 134,340,755,324.12
  5. Step 5: Solve for x
    x = 134,340,755,324.12/383,792.40
  6. Step 6: Final answer
    x = 350,034.95

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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.