Finding the Fourth Proportional to 1,237,913.97, 1,708,625.15 and 754,745.52
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Solution
The fourth proportional to 1,237,913.97, 1,708,625.15 and 754,745.52 is: 1,041,734.09
Step by Step Solution
- Step 1: Write the proportion equation
1,237,913.97 : 1,708,625.15 = 754,745.52 : x - Step 2: Convert to fraction form
1,237,913.97/1,708,625.15 = 754,745.52/x - Step 3: Cross multiply
1,237,913.97x = 1,708,625.15 × 754,745.52 - Step 4: Simplify right side
1,237,913.97x = 1,289,577,177,321.83 - Step 5: Solve for x
x = 1,289,577,177,321.83/1,237,913.97 - Step 6: Final answer
x = 1,041,734.09
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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.