Finding the Fourth Proportional to 751,114.62, 1,036,504.35 and 411,575.58
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Solution
The fourth proportional to 751,114.62, 1,036,504.35 and 411,575.58 is: 567,955.77
Step by Step Solution
- Step 1: Write the proportion equation
751,114.62 : 1,036,504.35 = 411,575.58 : x - Step 2: Convert to fraction form
751,114.62/1,036,504.35 = 411,575.58/x - Step 3: Cross multiply
751,114.62x = 1,036,504.35 × 411,575.58 - Step 4: Simplify right side
751,114.62x = 426,599,879,023.77 - Step 5: Solve for x
x = 426,599,879,023.77/751,114.62 - Step 6: Final answer
x = 567,955.77
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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.