Home / 374,330.20-561,519.60-197,183.20

Finding the Fourth Proportional to 374,330.20, 561,519.60 and 197,183.20

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Solution

The fourth proportional to 374,330.20, 561,519.60 and 197,183.20 is: 295,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,330.20 : 561,519.60 = 197,183.20 : x
  2. Step 2: Convert to fraction form
    374,330.20/561,519.60 = 197,183.20/x
  3. Step 3: Cross multiply
    374,330.20x = 561,519.60 × 197,183.20
  4. Step 4: Simplify right side
    374,330.20x = 110,722,231,590.72
  5. Step 5: Solve for x
    x = 110,722,231,590.72/374,330.20
  6. Step 6: Final answer
    x = 295,787.60

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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.