Finding the Fourth Proportional to 306,861.40, 460,292.10 and 96,563.80
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Solution
The fourth proportional to 306,861.40, 460,292.10 and 96,563.80 is: 144,845.70
Step by Step Solution
- Step 1: Write the proportion equation
306,861.40 : 460,292.10 = 96,563.80 : x - Step 2: Convert to fraction form
306,861.40/460,292.10 = 96,563.80/x - Step 3: Cross multiply
306,861.40x = 460,292.10 × 96,563.80 - Step 4: Simplify right side
306,861.40x = 44,447,554,285.98 - Step 5: Solve for x
x = 44,447,554,285.98/306,861.40 - Step 6: Final answer
x = 144,845.70
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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.