Finding the Fourth Proportional to 843,063.08, 1,163,412.42 and 461,081.48
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Solution
The fourth proportional to 843,063.08, 1,163,412.42 and 461,081.48 is: 636,284.44
Step by Step Solution
- Step 1: Write the proportion equation
843,063.08 : 1,163,412.42 = 461,081.48 : x - Step 2: Convert to fraction form
843,063.08/1,163,412.42 = 461,081.48/x - Step 3: Cross multiply
843,063.08x = 1,163,412.42 × 461,081.48 - Step 4: Simplify right side
843,063.08x = 536,427,920,463.98 - Step 5: Solve for x
x = 536,427,920,463.98/843,063.08 - Step 6: Final answer
x = 636,284.44
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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.