Finding the Fourth Proportional to 363,017.16, 544,583.94 and 126,427.08
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Solution
The fourth proportional to 363,017.16, 544,583.94 and 126,427.08 is: 189,660.89
Step by Step Solution
- Step 1: Write the proportion equation
363,017.16 : 544,583.94 = 126,427.08 : x - Step 2: Convert to fraction form
363,017.16/544,583.94 = 126,427.08/x - Step 3: Cross multiply
363,017.16x = 544,583.94 × 126,427.08 - Step 4: Simplify right side
363,017.16x = 68,850,157,349.10 - Step 5: Solve for x
x = 68,850,157,349.10/363,017.16 - Step 6: Final answer
x = 189,660.89
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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.