Home / 496,136.30-684,611.07-281,233.58

Finding the Fourth Proportional to 496,136.30, 684,611.07 and 281,233.58

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Solution

The fourth proportional to 496,136.30, 684,611.07 and 281,233.58 is: 388,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,136.30 : 684,611.07 = 281,233.58 : x
  2. Step 2: Convert to fraction form
    496,136.30/684,611.07 = 281,233.58/x
  3. Step 3: Cross multiply
    496,136.30x = 684,611.07 × 281,233.58
  4. Step 4: Simplify right side
    496,136.30x = 192,535,622,123.73
  5. Step 5: Solve for x
    x = 192,535,622,123.73/496,136.30
  6. Step 6: Final answer
    x = 388,070.02

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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.