Finding the Fourth Proportional to 586,366.11, 809,116.97 and 328,257.18
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Solution
The fourth proportional to 586,366.11, 809,116.97 and 328,257.18 is: 452,956.69
Step by Step Solution
- Step 1: Write the proportion equation
586,366.11 : 809,116.97 = 328,257.18 : x - Step 2: Convert to fraction form
586,366.11/809,116.97 = 328,257.18/x - Step 3: Cross multiply
586,366.11x = 809,116.97 × 328,257.18 - Step 4: Simplify right side
586,366.11x = 265,598,453,221.06 - Step 5: Solve for x
x = 265,598,453,221.06/586,366.11 - Step 6: Final answer
x = 452,956.69
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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.