Finding the Fourth Proportional to 760,717.96, 1,049,802.66 and 416,548.14
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Solution
The fourth proportional to 760,717.96, 1,049,802.66 and 416,548.14 is: 574,842.94
Step by Step Solution
- Step 1: Write the proportion equation
760,717.96 : 1,049,802.66 = 416,548.14 : x - Step 2: Convert to fraction form
760,717.96/1,049,802.66 = 416,548.14/x - Step 3: Cross multiply
760,717.96x = 1,049,802.66 × 416,548.14 - Step 4: Simplify right side
760,717.96x = 437,293,345,390.05 - Step 5: Solve for x
x = 437,293,345,390.05/760,717.96 - Step 6: Final answer
x = 574,842.94
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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.