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Finding the Fourth Proportional to 197,200.20, 295,800.30 and 97,375.80

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Solution

The fourth proportional to 197,200.20, 295,800.30 and 97,375.80 is: 146,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,200.20 : 295,800.30 = 97,375.80 : x
  2. Step 2: Convert to fraction form
    197,200.20/295,800.30 = 97,375.80/x
  3. Step 3: Cross multiply
    197,200.20x = 295,800.30 × 97,375.80
  4. Step 4: Simplify right side
    197,200.20x = 28,803,790,852.74
  5. Step 5: Solve for x
    x = 28,803,790,852.74/197,200.20
  6. Step 6: Final answer
    x = 146,063.70

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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.