Finding the Fourth Proportional to 619,216.73, 854,436.44 and 343,570.18
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Solution
The fourth proportional to 619,216.73, 854,436.44 and 343,570.18 is: 474,080.99
Step by Step Solution
- Step 1: Write the proportion equation
619,216.73 : 854,436.44 = 343,570.18 : x - Step 2: Convert to fraction form
619,216.73/854,436.44 = 343,570.18/x - Step 3: Cross multiply
619,216.73x = 854,436.44 × 343,570.18 - Step 4: Simplify right side
619,216.73x = 293,558,879,771.51 - Step 5: Solve for x
x = 293,558,879,771.51/619,216.73 - Step 6: Final answer
x = 474,080.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.