Finding the Fourth Proportional to 347,229.15, 520,893.62 and 107,361.75
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Solution
The fourth proportional to 347,229.15, 520,893.62 and 107,361.75 is: 161,058.06
Step by Step Solution
- Step 1: Write the proportion equation
347,229.15 : 520,893.62 = 107,361.75 : x - Step 2: Convert to fraction form
347,229.15/520,893.62 = 107,361.75/x - Step 3: Cross multiply
347,229.15x = 520,893.62 × 107,361.75 - Step 4: Simplify right side
347,229.15x = 55,924,052,426.18 - Step 5: Solve for x
x = 55,924,052,426.18/347,229.15 - Step 6: Final answer
x = 161,058.06
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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.