Home / 339,872.10-469,035.84-194,705.94

Finding the Fourth Proportional to 339,872.10, 469,035.84 and 194,705.94

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Solution

The fourth proportional to 339,872.10, 469,035.84 and 194,705.94 is: 268,701.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,872.10 : 469,035.84 = 194,705.94 : x
  2. Step 2: Convert to fraction form
    339,872.10/469,035.84 = 194,705.94/x
  3. Step 3: Cross multiply
    339,872.10x = 469,035.84 × 194,705.94
  4. Step 4: Simplify right side
    339,872.10x = 91,324,064,120.89
  5. Step 5: Solve for x
    x = 91,324,064,120.89/339,872.10
  6. Step 6: Final answer
    x = 268,701.27

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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.