Finding the Fourth Proportional to 232,557.40, 348,836.10 and 74,801.80
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Solution
The fourth proportional to 232,557.40, 348,836.10 and 74,801.80 is: 112,202.70
Step by Step Solution
- Step 1: Write the proportion equation
232,557.40 : 348,836.10 = 74,801.80 : x - Step 2: Convert to fraction form
232,557.40/348,836.10 = 74,801.80/x - Step 3: Cross multiply
232,557.40x = 348,836.10 × 74,801.80 - Step 4: Simplify right side
232,557.40x = 26,093,568,184.98 - Step 5: Solve for x
x = 26,093,568,184.98/232,557.40 - Step 6: Final answer
x = 112,202.70
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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.