Home / 271,872.48-407,882.22-193,484.34

Finding the Fourth Proportional to 271,872.48, 407,882.22 and 193,484.34

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Solution

The fourth proportional to 271,872.48, 407,882.22 and 193,484.34 is: 290,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,872.48 : 407,882.22 = 193,484.34 : x
  2. Step 2: Convert to fraction form
    271,872.48/407,882.22 = 193,484.34/x
  3. Step 3: Cross multiply
    271,872.48x = 407,882.22 × 193,484.34
  4. Step 4: Simplify right side
    271,872.48x = 78,918,822,134.43
  5. Step 5: Solve for x
    x = 78,918,822,134.43/271,872.48
  6. Step 6: Final answer
    x = 290,278.82

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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.