Finding the Fourth Proportional to 796,840.97, 1,195,613.42 and 417,670.94
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Solution
The fourth proportional to 796,840.97, 1,195,613.42 and 417,670.94 is: 626,690.89
Step by Step Solution
- Step 1: Write the proportion equation
796,840.97 : 1,195,613.42 = 417,670.94 : x - Step 2: Convert to fraction form
796,840.97/1,195,613.42 = 417,670.94/x - Step 3: Cross multiply
796,840.97x = 1,195,613.42 × 417,670.94 - Step 4: Simplify right side
796,840.97x = 499,372,972,941.59 - Step 5: Solve for x
x = 499,372,972,941.59/796,840.97 - Step 6: Final answer
x = 626,690.89
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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.