Home / 437,611.41-603,777.78-284,874.39

Finding the Fourth Proportional to 437,611.41, 603,777.78 and 284,874.39

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Solution

The fourth proportional to 437,611.41, 603,777.78 and 284,874.39 is: 393,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,611.41 : 603,777.78 = 284,874.39 : x
  2. Step 2: Convert to fraction form
    437,611.41/603,777.78 = 284,874.39/x
  3. Step 3: Cross multiply
    437,611.41x = 603,777.78 × 284,874.39
  4. Step 4: Simplify right side
    437,611.41x = 172,000,826,773.05
  5. Step 5: Solve for x
    x = 172,000,826,773.05/437,611.41
  6. Step 6: Final answer
    x = 393,044.66

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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.