Home / 271,942.90-407,914.35-231,702.10

Finding the Fourth Proportional to 271,942.90, 407,914.35 and 231,702.10

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Solution

The fourth proportional to 271,942.90, 407,914.35 and 231,702.10 is: 347,553.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,942.90 : 407,914.35 = 231,702.10 : x
  2. Step 2: Convert to fraction form
    271,942.90/407,914.35 = 231,702.10/x
  3. Step 3: Cross multiply
    271,942.90x = 407,914.35 × 231,702.10
  4. Step 4: Simplify right side
    271,942.90x = 94,514,611,515.14
  5. Step 5: Solve for x
    x = 94,514,611,515.14/271,942.90
  6. Step 6: Final answer
    x = 347,553.15

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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.