Finding the Fourth Proportional to 363,454.36, 545,181.38 and 97,207.96
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Solution
The fourth proportional to 363,454.36, 545,181.38 and 97,207.96 is: 145,811.90
Step by Step Solution
- Step 1: Write the proportion equation
363,454.36 : 545,181.38 = 97,207.96 : x - Step 2: Convert to fraction form
363,454.36/545,181.38 = 97,207.96/x - Step 3: Cross multiply
363,454.36x = 545,181.38 × 97,207.96 - Step 4: Simplify right side
363,454.36x = 52,995,969,779.78 - Step 5: Solve for x
x = 52,995,969,779.78/363,454.36 - Step 6: Final answer
x = 145,811.90
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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.