Finding the Fourth Proportional to 590,874.51, 816,085.76 and 430,446.99
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Solution
The fourth proportional to 590,874.51, 816,085.76 and 430,446.99 is: 594,511.44
Step by Step Solution
- Step 1: Write the proportion equation
590,874.51 : 816,085.76 = 430,446.99 : x - Step 2: Convert to fraction form
590,874.51/816,085.76 = 430,446.99/x - Step 3: Cross multiply
590,874.51x = 816,085.76 × 430,446.99 - Step 4: Simplify right side
590,874.51x = 351,281,656,821.63 - Step 5: Solve for x
x = 351,281,656,821.63/590,874.51 - Step 6: Final answer
x = 594,511.44
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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.