Home / 463,416.40-694,606.20-197,131.60

Finding the Fourth Proportional to 463,416.40, 694,606.20 and 197,131.60

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Solution

The fourth proportional to 463,416.40, 694,606.20 and 197,131.60 is: 295,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,416.40 : 694,606.20 = 197,131.60 : x
  2. Step 2: Convert to fraction form
    463,416.40/694,606.20 = 197,131.60/x
  3. Step 3: Cross multiply
    463,416.40x = 694,606.20 × 197,131.60
  4. Step 4: Simplify right side
    463,416.40x = 136,928,831,575.92
  5. Step 5: Solve for x
    x = 136,928,831,575.92/463,416.40
  6. Step 6: Final answer
    x = 295,476.88

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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.