Home / 296,771.22-409,719.33-194,974.56

Finding the Fourth Proportional to 296,771.22, 409,719.33 and 194,974.56

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Solution

The fourth proportional to 296,771.22, 409,719.33 and 194,974.56 is: 269,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,771.22 : 409,719.33 = 194,974.56 : x
  2. Step 2: Convert to fraction form
    296,771.22/409,719.33 = 194,974.56/x
  3. Step 3: Cross multiply
    296,771.22x = 409,719.33 × 194,974.56
  4. Step 4: Simplify right side
    296,771.22x = 79,884,846,090.24
  5. Step 5: Solve for x
    x = 79,884,846,090.24/296,771.22
  6. Step 6: Final answer
    x = 269,179.90

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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.