Finding the Fourth Proportional to 1,169,537.84, 1,613,447.88 and 685,857.68
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Solution
The fourth proportional to 1,169,537.84, 1,613,447.88 and 685,857.68 is: 946,181.97
Step by Step Solution
- Step 1: Write the proportion equation
1,169,537.84 : 1,613,447.88 = 685,857.68 : x - Step 2: Convert to fraction form
1,169,537.84/1,613,447.88 = 685,857.68/x - Step 3: Cross multiply
1,169,537.84x = 1,613,447.88 × 685,857.68 - Step 4: Simplify right side
1,169,537.84x = 1,106,595,619,777.72 - Step 5: Solve for x
x = 1,106,595,619,777.72/1,169,537.84 - Step 6: Final answer
x = 946,181.97
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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.