Finding the Fourth Proportional to 241,437.20, 362,220.60 and 215,322.80
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Solution
The fourth proportional to 241,437.20, 362,220.60 and 215,322.80 is: 323,041.99
Step by Step Solution
- Step 1: Write the proportion equation
241,437.20 : 362,220.60 = 215,322.80 : x - Step 2: Convert to fraction form
241,437.20/362,220.60 = 215,322.80/x - Step 3: Cross multiply
241,437.20x = 362,220.60 × 215,322.80 - Step 4: Simplify right side
241,437.20x = 77,994,353,809.68 - Step 5: Solve for x
x = 77,994,353,809.68/241,437.20 - Step 6: Final answer
x = 323,041.99
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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.