Finding the Fourth Proportional to 4,525,862.58, 6,245,690.40 and 2,488,672.08
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Solution
The fourth proportional to 4,525,862.58, 6,245,690.40 and 2,488,672.08 is: 3,434,367.49
Step by Step Solution
- Step 1: Write the proportion equation
4,525,862.58 : 6,245,690.40 = 2,488,672.08 : x - Step 2: Convert to fraction form
4,525,862.58/6,245,690.40 = 2,488,672.08/x - Step 3: Cross multiply
4,525,862.58x = 6,245,690.40 × 2,488,672.08 - Step 4: Simplify right side
4,525,862.58x = 15,543,475,318,804.03 - Step 5: Solve for x
x = 15,543,475,318,804.03/4,525,862.58 - Step 6: Final answer
x = 3,434,367.49
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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.