Finding the Fourth Proportional to 5,854,376.76, 8,079,135.58 and 3,205,180.02
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Solution
The fourth proportional to 5,854,376.76, 8,079,135.58 and 3,205,180.02 is: 4,423,200.80
Step by Step Solution
- Step 1: Write the proportion equation
5,854,376.76 : 8,079,135.58 = 3,205,180.02 : x - Step 2: Convert to fraction form
5,854,376.76/8,079,135.58 = 3,205,180.02/x - Step 3: Cross multiply
5,854,376.76x = 8,079,135.58 × 3,205,180.02 - Step 4: Simplify right side
5,854,376.76x = 25,895,083,939,887.11 - Step 5: Solve for x
x = 25,895,083,939,887.11/5,854,376.76 - Step 6: Final answer
x = 4,423,200.80
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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.