Finding the Fourth Proportional to 372,514.68, 558,793.89 and 116,312.49
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Solution
The fourth proportional to 372,514.68, 558,793.89 and 116,312.49 is: 174,475.56
Step by Step Solution
- Step 1: Write the proportion equation
372,514.68 : 558,793.89 = 116,312.49 : x - Step 2: Convert to fraction form
372,514.68/558,793.89 = 116,312.49/x - Step 3: Cross multiply
372,514.68x = 558,793.89 × 116,312.49 - Step 4: Simplify right side
372,514.68x = 64,994,708,742.69 - Step 5: Solve for x
x = 64,994,708,742.69/372,514.68 - Step 6: Final answer
x = 174,475.56
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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.