Finding the Fourth Proportional to 574,851.19, 793,319.13 and 320,202.49
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Solution
The fourth proportional to 574,851.19, 793,319.13 and 320,202.49 is: 441,893.08
Step by Step Solution
- Step 1: Write the proportion equation
574,851.19 : 793,319.13 = 320,202.49 : x - Step 2: Convert to fraction form
574,851.19/793,319.13 = 320,202.49/x - Step 3: Cross multiply
574,851.19x = 793,319.13 × 320,202.49 - Step 4: Simplify right side
574,851.19x = 254,022,760,790.63 - Step 5: Solve for x
x = 254,022,760,790.63/574,851.19 - Step 6: Final answer
x = 441,893.08
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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.