Finding the Fourth Proportional to 294,361.05, 441,545.63 and 83,998.95
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Solution
The fourth proportional to 294,361.05, 441,545.63 and 83,998.95 is: 125,999.58
Step by Step Solution
- Step 1: Write the proportion equation
294,361.05 : 441,545.63 = 83,998.95 : x - Step 2: Convert to fraction form
294,361.05/441,545.63 = 83,998.95/x - Step 3: Cross multiply
294,361.05x = 441,545.63 × 83,998.95 - Step 4: Simplify right side
294,361.05x = 37,089,368,877.09 - Step 5: Solve for x
x = 37,089,368,877.09/294,361.05 - Step 6: Final answer
x = 125,999.58
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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.