Home / 961,136.88-1,441,912.14-287,272.95

Finding the Fourth Proportional to 961,136.88, 1,441,912.14 and 287,272.95

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Solution

The fourth proportional to 961,136.88, 1,441,912.14 and 287,272.95 is: 430,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,136.88 : 1,441,912.14 = 287,272.95 : x
  2. Step 2: Convert to fraction form
    961,136.88/1,441,912.14 = 287,272.95/x
  3. Step 3: Cross multiply
    961,136.88x = 1,441,912.14 × 287,272.95
  4. Step 4: Simplify right side
    961,136.88x = 414,222,354,098.61
  5. Step 5: Solve for x
    x = 414,222,354,098.61/961,136.88
  6. Step 6: Final answer
    x = 430,971.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.