Finding the Fourth Proportional to 848,324.75, 1,170,710.55 and 461,166.21
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Solution
The fourth proportional to 848,324.75, 1,170,710.55 and 461,166.21 is: 636,421.55
Step by Step Solution
- Step 1: Write the proportion equation
848,324.75 : 1,170,710.55 = 461,166.21 : x - Step 2: Convert to fraction form
848,324.75/1,170,710.55 = 461,166.21/x - Step 3: Cross multiply
848,324.75x = 1,170,710.55 × 461,166.21 - Step 4: Simplify right side
848,324.75x = 539,892,147,350.52 - Step 5: Solve for x
x = 539,892,147,350.52/848,324.75 - Step 6: Final answer
x = 636,421.55
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1.5x scale
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.