Finding the Fourth Proportional to 5,517,724.30, 8,276,845.65 and 1,731,330.70
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Solution
The fourth proportional to 5,517,724.30, 8,276,845.65 and 1,731,330.70 is: 2,597,077.38
Step by Step Solution
- Step 1: Write the proportion equation
5,517,724.30 : 8,276,845.65 = 1,731,330.70 : x - Step 2: Convert to fraction form
5,517,724.30/8,276,845.65 = 1,731,330.70/x - Step 3: Cross multiply
5,517,724.30x = 8,276,845.65 × 1,731,330.70 - Step 4: Simplify right side
5,517,724.30x = 14,329,956,973,006.46 - Step 5: Solve for x
x = 14,329,956,973,006.46/5,517,724.30 - Step 6: Final answer
x = 2,597,077.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.