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Finding the Fourth Proportional to 969,194.90, 1,453,792 and 259,204.50

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Solution

The fourth proportional to 969,194.90, 1,453,792 and 259,204.50 is: 388,806.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,194.90 : 1,453,792 = 259,204.50 : x
  2. Step 2: Convert to fraction form
    969,194.90/1,453,792 = 259,204.50/x
  3. Step 3: Cross multiply
    969,194.90x = 1,453,792 × 259,204.50
  4. Step 4: Simplify right side
    969,194.90x = 376,829,428,464
  5. Step 5: Solve for x
    x = 376,829,428,464/969,194.90
  6. Step 6: Final answer
    x = 388,806.66

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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.