Home / 383,104.43-528,684.09-222,052.88

Finding the Fourth Proportional to 383,104.43, 528,684.09 and 222,052.88

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Solution

The fourth proportional to 383,104.43, 528,684.09 and 222,052.88 is: 306,432.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,104.43 : 528,684.09 = 222,052.88 : x
  2. Step 2: Convert to fraction form
    383,104.43/528,684.09 = 222,052.88/x
  3. Step 3: Cross multiply
    383,104.43x = 528,684.09 × 222,052.88
  4. Step 4: Simplify right side
    383,104.43x = 117,395,824,794.68
  5. Step 5: Solve for x
    x = 117,395,824,794.68/383,104.43
  6. Step 6: Final answer
    x = 306,432.96

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1.5x scale

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.