Home / 463,190.40-694,267.20-196,905.60

Finding the Fourth Proportional to 463,190.40, 694,267.20 and 196,905.60

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Solution

The fourth proportional to 463,190.40, 694,267.20 and 196,905.60 is: 295,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,190.40 : 694,267.20 = 196,905.60 : x
  2. Step 2: Convert to fraction form
    463,190.40/694,267.20 = 196,905.60/x
  3. Step 3: Cross multiply
    463,190.40x = 694,267.20 × 196,905.60
  4. Step 4: Simplify right side
    463,190.40x = 136,705,099,576.32
  5. Step 5: Solve for x
    x = 136,705,099,576.32/463,190.40
  6. Step 6: Final answer
    x = 295,138.02

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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.