Finding the Fourth Proportional to 586,793.70, 880,190.55 and 547,427.70
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Solution
The fourth proportional to 586,793.70, 880,190.55 and 547,427.70 is: 821,141.55
Step by Step Solution
- Step 1: Write the proportion equation
586,793.70 : 880,190.55 = 547,427.70 : x - Step 2: Convert to fraction form
586,793.70/880,190.55 = 547,427.70/x - Step 3: Cross multiply
586,793.70x = 880,190.55 × 547,427.70 - Step 4: Simplify right side
586,793.70x = 481,840,688,348.24 - Step 5: Solve for x
x = 481,840,688,348.24/586,793.70 - Step 6: Final answer
x = 821,141.55
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Similar ratio
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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.