Finding the Fourth Proportional to 560,902.70, 841,230.12 and 161,454.44
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Solution
The fourth proportional to 560,902.70, 841,230.12 and 161,454.44 is: 242,145.99
Step by Step Solution
- Step 1: Write the proportion equation
560,902.70 : 841,230.12 = 161,454.44 : x - Step 2: Convert to fraction form
560,902.70/841,230.12 = 161,454.44/x - Step 3: Cross multiply
560,902.70x = 841,230.12 × 161,454.44 - Step 4: Simplify right side
560,902.70x = 135,820,337,935.73 - Step 5: Solve for x
x = 135,820,337,935.73/560,902.70 - Step 6: Final answer
x = 242,145.99
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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.