Home / 496,136.12-684,737.09-302,523.44

Finding the Fourth Proportional to 496,136.12, 684,737.09 and 302,523.44

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Solution

The fourth proportional to 496,136.12, 684,737.09 and 302,523.44 is: 417,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,136.12 : 684,737.09 = 302,523.44 : x
  2. Step 2: Convert to fraction form
    496,136.12/684,737.09 = 302,523.44/x
  3. Step 3: Cross multiply
    496,136.12x = 684,737.09 × 302,523.44
  4. Step 4: Simplify right side
    496,136.12x = 207,149,016,737.93
  5. Step 5: Solve for x
    x = 207,149,016,737.93/496,136.12
  6. Step 6: Final answer
    x = 417,524.57

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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.