Finding the Fourth Proportional to 543,524.22, 750,132.60 and 328,665.84
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Solution
The fourth proportional to 543,524.22, 750,132.60 and 328,665.84 is: 453,600.69
Step by Step Solution
- Step 1: Write the proportion equation
543,524.22 : 750,132.60 = 328,665.84 : x - Step 2: Convert to fraction form
543,524.22/750,132.60 = 328,665.84/x - Step 3: Cross multiply
543,524.22x = 750,132.60 × 328,665.84 - Step 4: Simplify right side
543,524.22x = 246,542,961,090.38 - Step 5: Solve for x
x = 246,542,961,090.38/543,524.22 - Step 6: Final answer
x = 453,600.69
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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.