Finding the Fourth Proportional to 1,093,905.36, 1,640,858.05 and 295,185.63
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Solution
The fourth proportional to 1,093,905.36, 1,640,858.05 and 295,185.63 is: 442,778.44
Step by Step Solution
- Step 1: Write the proportion equation
1,093,905.36 : 1,640,858.05 = 295,185.63 : x - Step 2: Convert to fraction form
1,093,905.36/1,640,858.05 = 295,185.63/x - Step 3: Cross multiply
1,093,905.36x = 1,640,858.05 × 295,185.63 - Step 4: Simplify right side
1,093,905.36x = 484,357,710,029.35 - Step 5: Solve for x
x = 484,357,710,029.35/1,093,905.36 - Step 6: Final answer
x = 442,778.44
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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.