Finding the Fourth Proportional to 364,531.20, 546,796.80 and 329,101.80
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Solution
The fourth proportional to 364,531.20, 546,796.80 and 329,101.80 is: 493,652.70
Step by Step Solution
- Step 1: Write the proportion equation
364,531.20 : 546,796.80 = 329,101.80 : x - Step 2: Convert to fraction form
364,531.20/546,796.80 = 329,101.80/x - Step 3: Cross multiply
364,531.20x = 546,796.80 × 329,101.80 - Step 4: Simplify right side
364,531.20x = 179,951,811,114.24 - Step 5: Solve for x
x = 179,951,811,114.24/364,531.20 - Step 6: Final answer
x = 493,652.70
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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.