Finding the Fourth Proportional to 603,349.05, 832,531.44 and 345,184.99
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Solution
The fourth proportional to 603,349.05, 832,531.44 and 345,184.99 is: 476,303.65
Step by Step Solution
- Step 1: Write the proportion equation
603,349.05 : 832,531.44 = 345,184.99 : x - Step 2: Convert to fraction form
603,349.05/832,531.44 = 345,184.99/x - Step 3: Cross multiply
603,349.05x = 832,531.44 × 345,184.99 - Step 4: Simplify right side
603,349.05x = 287,377,356,791.09 - Step 5: Solve for x
x = 287,377,356,791.09/603,349.05 - Step 6: Final answer
x = 476,303.65
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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.