Finding the Fourth Proportional to 282,942.97, 424,324.36 and 93,368.05
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Solution
The fourth proportional to 282,942.97, 424,324.36 and 93,368.05 is: 140,022.34
Step by Step Solution
- Step 1: Write the proportion equation
282,942.97 : 424,324.36 = 93,368.05 : x - Step 2: Convert to fraction form
282,942.97/424,324.36 = 93,368.05/x - Step 3: Cross multiply
282,942.97x = 424,324.36 × 93,368.05 - Step 4: Simplify right side
282,942.97x = 39,618,338,060.70 - Step 5: Solve for x
x = 39,618,338,060.70/282,942.97 - Step 6: Final answer
x = 140,022.34
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1.5x scale
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.