Finding the Fourth Proportional to 376,168.04, 563,889.18 and 126,713.96
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Solution
The fourth proportional to 376,168.04, 563,889.18 and 126,713.96 is: 189,948.70
Step by Step Solution
- Step 1: Write the proportion equation
376,168.04 : 563,889.18 = 126,713.96 : x - Step 2: Convert to fraction form
376,168.04/563,889.18 = 126,713.96/x - Step 3: Cross multiply
376,168.04x = 563,889.18 × 126,713.96 - Step 4: Simplify right side
376,168.04x = 71,452,630,998.95 - Step 5: Solve for x
x = 71,452,630,998.95/376,168.04 - Step 6: Final answer
x = 189,948.70
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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.