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Finding the Fourth Proportional to 244,244.40, 366,366.60 and 220,138.80

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Solution

The fourth proportional to 244,244.40, 366,366.60 and 220,138.80 is: 330,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,244.40 : 366,366.60 = 220,138.80 : x
  2. Step 2: Convert to fraction form
    244,244.40/366,366.60 = 220,138.80/x
  3. Step 3: Cross multiply
    244,244.40x = 366,366.60 × 220,138.80
  4. Step 4: Simplify right side
    244,244.40x = 80,651,503,684.08
  5. Step 5: Solve for x
    x = 80,651,503,684.08/244,244.40
  6. Step 6: Final answer
    x = 330,208.20

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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.