Finding the Fourth Proportional to 845,762.44, 1,167,168.18 and 463,766.44
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Solution
The fourth proportional to 845,762.44, 1,167,168.18 and 463,766.44 is: 640,006.47
Step by Step Solution
- Step 1: Write the proportion equation
845,762.44 : 1,167,168.18 = 463,766.44 : x - Step 2: Convert to fraction form
845,762.44/1,167,168.18 = 463,766.44/x - Step 3: Cross multiply
845,762.44x = 1,167,168.18 × 463,766.44 - Step 4: Simplify right side
845,762.44x = 541,293,431,719.88 - Step 5: Solve for x
x = 541,293,431,719.88/845,762.44 - Step 6: Final answer
x = 640,006.47
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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.