Finding the Fourth Proportional to 534,594.12, 737,739.63 and 319,734.18
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Solution
The fourth proportional to 534,594.12, 737,739.63 and 319,734.18 is: 441,233.02
Step by Step Solution
- Step 1: Write the proportion equation
534,594.12 : 737,739.63 = 319,734.18 : x - Step 2: Convert to fraction form
534,594.12/737,739.63 = 319,734.18/x - Step 3: Cross multiply
534,594.12x = 737,739.63 × 319,734.18 - Step 4: Simplify right side
534,594.12x = 235,880,575,651.55 - Step 5: Solve for x
x = 235,880,575,651.55/534,594.12 - Step 6: Final answer
x = 441,233.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.