Finding the Fourth Proportional to 584,703.44, 806,889.16 and 316,431.44
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Solution
The fourth proportional to 584,703.44, 806,889.16 and 316,431.44 is: 436,674.53
Step by Step Solution
- Step 1: Write the proportion equation
584,703.44 : 806,889.16 = 316,431.44 : x - Step 2: Convert to fraction form
584,703.44/806,889.16 = 316,431.44/x - Step 3: Cross multiply
584,703.44x = 806,889.16 × 316,431.44 - Step 4: Simplify right side
584,703.44x = 255,325,098,819.19 - Step 5: Solve for x
x = 255,325,098,819.19/584,703.44 - Step 6: Final answer
x = 436,674.53
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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.