Finding the Fourth Proportional to 796,543.76, 1,099,198.68 and 433,970.48
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Solution
The fourth proportional to 796,543.76, 1,099,198.68 and 433,970.48 is: 598,861.99
Step by Step Solution
- Step 1: Write the proportion equation
796,543.76 : 1,099,198.68 = 433,970.48 : x - Step 2: Convert to fraction form
796,543.76/1,099,198.68 = 433,970.48/x - Step 3: Cross multiply
796,543.76x = 1,099,198.68 × 433,970.48 - Step 4: Simplify right side
796,543.76x = 477,019,778,774.97 - Step 5: Solve for x
x = 477,019,778,774.97/796,543.76 - Step 6: Final answer
x = 598,861.99
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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.