Finding the Fourth Proportional to 584,489.84, 806,592.60 and 316,212.08
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Solution
The fourth proportional to 584,489.84, 806,592.60 and 316,212.08 is: 436,370.84
Step by Step Solution
- Step 1: Write the proportion equation
584,489.84 : 806,592.60 = 316,212.08 : x - Step 2: Convert to fraction form
584,489.84/806,592.60 = 316,212.08/x - Step 3: Cross multiply
584,489.84x = 806,592.60 × 316,212.08 - Step 4: Simplify right side
584,489.84x = 255,054,323,758.61 - Step 5: Solve for x
x = 255,054,323,758.61/584,489.84 - Step 6: Final answer
x = 436,370.84
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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.