Finding the Fourth Proportional to 995,596.80, 1,493,395.20 and 364,531.20
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Solution
The fourth proportional to 995,596.80, 1,493,395.20 and 364,531.20 is: 546,796.80
Step by Step Solution
- Step 1: Write the proportion equation
995,596.80 : 1,493,395.20 = 364,531.20 : x - Step 2: Convert to fraction form
995,596.80/1,493,395.20 = 364,531.20/x - Step 3: Cross multiply
995,596.80x = 1,493,395.20 × 364,531.20 - Step 4: Simplify right side
995,596.80x = 544,389,144,330.24 - Step 5: Solve for x
x = 544,389,144,330.24/995,596.80 - Step 6: Final answer
x = 546,796.80
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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.