Finding the Fourth Proportional to 588,888.68, 811,849.62 and 397,599.08
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Solution
The fourth proportional to 588,888.68, 811,849.62 and 397,599.08 is: 548,135.28
Step by Step Solution
- Step 1: Write the proportion equation
588,888.68 : 811,849.62 = 397,599.08 : x - Step 2: Convert to fraction form
588,888.68/811,849.62 = 397,599.08/x - Step 3: Cross multiply
588,888.68x = 811,849.62 × 397,599.08 - Step 4: Simplify right side
588,888.68x = 322,790,662,010.35 - Step 5: Solve for x
x = 322,790,662,010.35/588,888.68 - Step 6: Final answer
x = 548,135.28
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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.