Finding the Fourth Proportional to 534,342.21, 737,394.60 and 292,626.46
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Solution
The fourth proportional to 534,342.21, 737,394.60 and 292,626.46 is: 403,825.80
Step by Step Solution
- Step 1: Write the proportion equation
534,342.21 : 737,394.60 = 292,626.46 : x - Step 2: Convert to fraction form
534,342.21/737,394.60 = 292,626.46/x - Step 3: Cross multiply
534,342.21x = 737,394.60 × 292,626.46 - Step 4: Simplify right side
534,342.21x = 215,781,171,421.12 - Step 5: Solve for x
x = 215,781,171,421.12/534,342.21 - Step 6: Final answer
x = 403,825.80
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1.5x scale
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.