Finding the Fourth Proportional to 448,199.12, 618,514.91 and 244,250.09
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Solution
The fourth proportional to 448,199.12, 618,514.91 and 244,250.09 is: 337,065.19
Step by Step Solution
- Step 1: Write the proportion equation
448,199.12 : 618,514.91 = 244,250.09 : x - Step 2: Convert to fraction form
448,199.12/618,514.91 = 244,250.09/x - Step 3: Cross multiply
448,199.12x = 618,514.91 × 244,250.09 - Step 4: Simplify right side
448,199.12x = 151,072,318,120.02 - Step 5: Solve for x
x = 151,072,318,120.02/448,199.12 - Step 6: Final answer
x = 337,065.19
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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.