Finding the Fourth Proportional to 372,319.26, 558,712.16 and 150,703.26
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Solution
The fourth proportional to 372,319.26, 558,712.16 and 150,703.26 is: 226,149.31
Step by Step Solution
- Step 1: Write the proportion equation
372,319.26 : 558,712.16 = 150,703.26 : x - Step 2: Convert to fraction form
372,319.26/558,712.16 = 150,703.26/x - Step 3: Cross multiply
372,319.26x = 558,712.16 × 150,703.26 - Step 4: Simplify right side
372,319.26x = 84,199,743,913.64 - Step 5: Solve for x
x = 84,199,743,913.64/372,319.26 - Step 6: Final answer
x = 226,149.31
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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.