Finding the Fourth Proportional to 848,881.49, 1,171,622.88 and 486,548.24
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Solution
The fourth proportional to 848,881.49, 1,171,622.88 and 486,548.24 is: 671,531.96
Step by Step Solution
- Step 1: Write the proportion equation
848,881.49 : 1,171,622.88 = 486,548.24 : x - Step 2: Convert to fraction form
848,881.49/1,171,622.88 = 486,548.24/x - Step 3: Cross multiply
848,881.49x = 1,171,622.88 × 486,548.24 - Step 4: Simplify right side
848,881.49x = 570,051,044,349.62 - Step 5: Solve for x
x = 570,051,044,349.62/848,881.49 - Step 6: Final answer
x = 671,531.96
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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.