Finding the Fourth Proportional to 1,598,236.02, 2,205,468.21 and 872,936.82
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Solution
The fourth proportional to 1,598,236.02, 2,205,468.21 and 872,936.82 is: 1,204,599.56
Step by Step Solution
- Step 1: Write the proportion equation
1,598,236.02 : 2,205,468.21 = 872,936.82 : x - Step 2: Convert to fraction form
1,598,236.02/2,205,468.21 = 872,936.82/x - Step 3: Cross multiply
1,598,236.02x = 2,205,468.21 × 872,936.82 - Step 4: Simplify right side
1,598,236.02x = 1,925,234,405,848.49 - Step 5: Solve for x
x = 1,925,234,405,848.49/1,598,236.02 - Step 6: Final answer
x = 1,204,599.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.