Finding the Fourth Proportional to 5,482,747.36, 8,228,257.68 and 3,749,475.76
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Solution
The fourth proportional to 5,482,747.36, 8,228,257.68 and 3,749,475.76 is: 5,627,042.56
Step by Step Solution
- Step 1: Write the proportion equation
5,482,747.36 : 8,228,257.68 = 3,749,475.76 : x - Step 2: Convert to fraction form
5,482,747.36/8,228,257.68 = 3,749,475.76/x - Step 3: Cross multiply
5,482,747.36x = 8,228,257.68 × 3,749,475.76 - Step 4: Simplify right side
5,482,747.36x = 30,851,652,718,193.83 - Step 5: Solve for x
x = 30,851,652,718,193.83/5,482,747.36 - Step 6: Final answer
x = 5,627,042.56
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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.