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Finding the Fourth Proportional to 197,181.40, 295,512.90 and 174,890.20

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Solution

The fourth proportional to 197,181.40, 295,512.90 and 174,890.20 is: 262,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,181.40 : 295,512.90 = 174,890.20 : x
  2. Step 2: Convert to fraction form
    197,181.40/295,512.90 = 174,890.20/x
  3. Step 3: Cross multiply
    197,181.40x = 295,512.90 × 174,890.20
  4. Step 4: Simplify right side
    197,181.40x = 51,682,310,183.58
  5. Step 5: Solve for x
    x = 51,682,310,183.58/197,181.40
  6. Step 6: Final answer
    x = 262,105.40

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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.