Finding the Fourth Proportional to 584,626.68, 806,784.66 and 316,354.68
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Solution
The fourth proportional to 584,626.68, 806,784.66 and 316,354.68 is: 436,569.37
Step by Step Solution
- Step 1: Write the proportion equation
584,626.68 : 806,784.66 = 316,354.68 : x - Step 2: Convert to fraction form
584,626.68/806,784.66 = 316,354.68/x - Step 3: Cross multiply
584,626.68x = 806,784.66 × 316,354.68 - Step 4: Simplify right side
584,626.68x = 255,230,102,943.21 - Step 5: Solve for x
x = 255,230,102,943.21/584,626.68 - Step 6: Final answer
x = 436,569.37
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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.