Finding the Fourth Proportional to 363,447.10, 545,170.53 and 97,200.70
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Solution
The fourth proportional to 363,447.10, 545,170.53 and 97,200.70 is: 145,801.02
Step by Step Solution
- Step 1: Write the proportion equation
363,447.10 : 545,170.53 = 97,200.70 : x - Step 2: Convert to fraction form
363,447.10/545,170.53 = 97,200.70/x - Step 3: Cross multiply
363,447.10x = 545,170.53 × 97,200.70 - Step 4: Simplify right side
363,447.10x = 52,990,956,850.11 - Step 5: Solve for x
x = 52,990,956,850.11/363,447.10 - Step 6: Final answer
x = 145,801.02
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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.