Finding the Fourth Proportional to 1,100,930.04, 1,519,161.96 and 617,395.68
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Solution
The fourth proportional to 1,100,930.04, 1,519,161.96 and 617,395.68 is: 851,937.90
Step by Step Solution
- Step 1: Write the proportion equation
1,100,930.04 : 1,519,161.96 = 617,395.68 : x - Step 2: Convert to fraction form
1,100,930.04/1,519,161.96 = 617,395.68/x - Step 3: Cross multiply
1,100,930.04x = 1,519,161.96 × 617,395.68 - Step 4: Simplify right side
1,100,930.04x = 937,924,031,324.33 - Step 5: Solve for x
x = 937,924,031,324.33/1,100,930.04 - Step 6: Final answer
x = 851,937.90
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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.