Finding the Fourth Proportional to 7,491,350.90, 11,237,026.35 and 3,239,822.90
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Solution
The fourth proportional to 7,491,350.90, 11,237,026.35 and 3,239,822.90 is: 4,859,734.35
Step by Step Solution
- Step 1: Write the proportion equation
7,491,350.90 : 11,237,026.35 = 3,239,822.90 : x - Step 2: Convert to fraction form
7,491,350.90/11,237,026.35 = 3,239,822.90/x - Step 3: Cross multiply
7,491,350.90x = 11,237,026.35 × 3,239,822.90 - Step 4: Simplify right side
7,491,350.90x = 36,405,975,296,633.41 - Step 5: Solve for x
x = 36,405,975,296,633.41/7,491,350.90 - Step 6: Final answer
x = 4,859,734.35
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1.5x scale
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.