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Finding the Fourth Proportional to 220,200.40, 330,300.60 and 182,146.60

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Solution

The fourth proportional to 220,200.40, 330,300.60 and 182,146.60 is: 273,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,200.40 : 330,300.60 = 182,146.60 : x
  2. Step 2: Convert to fraction form
    220,200.40/330,300.60 = 182,146.60/x
  3. Step 3: Cross multiply
    220,200.40x = 330,300.60 × 182,146.60
  4. Step 4: Simplify right side
    220,200.40x = 60,163,131,267.96
  5. Step 5: Solve for x
    x = 60,163,131,267.96/220,200.40
  6. Step 6: Final answer
    x = 273,219.90

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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.