Finding the Fourth Proportional to 4,324,033.40, 6,490,537.95 and 2,505,950.51
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Solution
The fourth proportional to 4,324,033.40, 6,490,537.95 and 2,505,950.51 is: 3,761,526.66
Step by Step Solution
- Step 1: Write the proportion equation
4,324,033.40 : 6,490,537.95 = 2,505,950.51 : x - Step 2: Convert to fraction form
4,324,033.40/6,490,537.95 = 2,505,950.51/x - Step 3: Cross multiply
4,324,033.40x = 6,490,537.95 × 2,505,950.51 - Step 4: Simplify right side
4,324,033.40x = 16,264,966,885,334.79 - Step 5: Solve for x
x = 16,264,966,885,334.79/4,324,033.40 - Step 6: Final answer
x = 3,761,526.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.