Finding the Fourth Proportional to 1,675,986.27, 2,312,672.63 and 987,613.44
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Solution
The fourth proportional to 1,675,986.27, 2,312,672.63 and 987,613.44 is: 1,362,795.52
Step by Step Solution
- Step 1: Write the proportion equation
1,675,986.27 : 2,312,672.63 = 987,613.44 : x - Step 2: Convert to fraction form
1,675,986.27/2,312,672.63 = 987,613.44/x - Step 3: Cross multiply
1,675,986.27x = 2,312,672.63 × 987,613.44 - Step 4: Simplify right side
1,675,986.27x = 2,284,026,574,177.18 - Step 5: Solve for x
x = 2,284,026,574,177.18/1,675,986.27 - Step 6: Final answer
x = 1,362,795.52
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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.