Finding the Fourth Proportional to 1,193,137.75, 1,646,530.38 and 656,593.75
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Solution
The fourth proportional to 1,193,137.75, 1,646,530.38 and 656,593.75 is: 906,099.53
Step by Step Solution
- Step 1: Write the proportion equation
1,193,137.75 : 1,646,530.38 = 656,593.75 : x - Step 2: Convert to fraction form
1,193,137.75/1,646,530.38 = 656,593.75/x - Step 3: Cross multiply
1,193,137.75x = 1,646,530.38 × 656,593.75 - Step 4: Simplify right side
1,193,137.75x = 1,081,101,556,693.12 - Step 5: Solve for x
x = 1,081,101,556,693.12/1,193,137.75 - Step 6: Final answer
x = 906,099.53
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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.