Finding the Fourth Proportional to 1,199,647.04, 1,655,512.74 and 655,785.09
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Solution
The fourth proportional to 1,199,647.04, 1,655,512.74 and 655,785.09 is: 904,983.33
Step by Step Solution
- Step 1: Write the proportion equation
1,199,647.04 : 1,655,512.74 = 655,785.09 : x - Step 2: Convert to fraction form
1,199,647.04/1,655,512.74 = 655,785.09/x - Step 3: Cross multiply
1,199,647.04x = 1,655,512.74 × 655,785.09 - Step 4: Simplify right side
1,199,647.04x = 1,085,660,571,197.05 - Step 5: Solve for x
x = 1,085,660,571,197.05/1,199,647.04 - Step 6: Final answer
x = 904,983.33
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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.