Finding the Fourth Proportional to 1,277,193.68, 1,762,361.16 and 733,353.20
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Solution
The fourth proportional to 1,277,193.68, 1,762,361.16 and 733,353.20 is: 1,011,932.03
Step by Step Solution
- Step 1: Write the proportion equation
1,277,193.68 : 1,762,361.16 = 733,353.20 : x - Step 2: Convert to fraction form
1,277,193.68/1,762,361.16 = 733,353.20/x - Step 3: Cross multiply
1,277,193.68x = 1,762,361.16 × 733,353.20 - Step 4: Simplify right side
1,277,193.68x = 1,292,433,196,241.71 - Step 5: Solve for x
x = 1,292,433,196,241.71/1,277,193.68 - Step 6: Final answer
x = 1,011,932.03
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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.