Finding the Fourth Proportional to 584,626.01, 806,786.60 and 316,354.01
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Solution
The fourth proportional to 584,626.01, 806,786.60 and 316,354.01 is: 436,569.99
Step by Step Solution
- Step 1: Write the proportion equation
584,626.01 : 806,786.60 = 316,354.01 : x - Step 2: Convert to fraction form
584,626.01/806,786.60 = 316,354.01/x - Step 3: Cross multiply
584,626.01x = 806,786.60 × 316,354.01 - Step 4: Simplify right side
584,626.01x = 255,230,170,508.56 - Step 5: Solve for x
x = 255,230,170,508.56/584,626.01 - Step 6: Final answer
x = 436,569.99
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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.