Home / 348,995.20-481,615.68-198,094.72

Finding the Fourth Proportional to 348,995.20, 481,615.68 and 198,094.72

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Solution

The fourth proportional to 348,995.20, 481,615.68 and 198,094.72 is: 273,372.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,995.20 : 481,615.68 = 198,094.72 : x
  2. Step 2: Convert to fraction form
    348,995.20/481,615.68 = 198,094.72/x
  3. Step 3: Cross multiply
    348,995.20x = 481,615.68 × 198,094.72
  4. Step 4: Simplify right side
    348,995.20x = 95,405,523,277.21
  5. Step 5: Solve for x
    x = 95,405,523,277.21/348,995.20
  6. Step 6: Final answer
    x = 273,372.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.