Finding the Fourth Proportional to 5,977,401.60, 8,248,804.80 and 3,261,147.84
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Solution
The fourth proportional to 5,977,401.60, 8,248,804.80 and 3,261,147.84 is: 4,500,378.89
Step by Step Solution
- Step 1: Write the proportion equation
5,977,401.60 : 8,248,804.80 = 3,261,147.84 : x - Step 2: Convert to fraction form
5,977,401.60/8,248,804.80 = 3,261,147.84/x - Step 3: Cross multiply
5,977,401.60x = 8,248,804.80 × 3,261,147.84 - Step 4: Simplify right side
5,977,401.60x = 26,900,571,956,101.63 - Step 5: Solve for x
x = 26,900,571,956,101.63/5,977,401.60 - Step 6: Final answer
x = 4,500,378.89
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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.