Finding the Fourth Proportional to 603,348.05, 832,530.06 and 345,183.99
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Solution
The fourth proportional to 603,348.05, 832,530.06 and 345,183.99 is: 476,302.28
Step by Step Solution
- Step 1: Write the proportion equation
603,348.05 : 832,530.06 = 345,183.99 : x - Step 2: Convert to fraction form
603,348.05/832,530.06 = 345,183.99/x - Step 3: Cross multiply
603,348.05x = 832,530.06 × 345,183.99 - Step 4: Simplify right side
603,348.05x = 287,376,047,905.74 - Step 5: Solve for x
x = 287,376,047,905.74/603,348.05 - Step 6: Final answer
x = 476,302.28
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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.