Finding the Fourth Proportional to 5,246,594.10, 7,240,108.70 and 2,923,366.56
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Solution
The fourth proportional to 5,246,594.10, 7,240,108.70 and 2,923,366.56 is: 4,034,139.34
Step by Step Solution
- Step 1: Write the proportion equation
5,246,594.10 : 7,240,108.70 = 2,923,366.56 : x - Step 2: Convert to fraction form
5,246,594.10/7,240,108.70 = 2,923,366.56/x - Step 3: Cross multiply
5,246,594.10x = 7,240,108.70 × 2,923,366.56 - Step 4: Simplify right side
5,246,594.10x = 21,165,491,649,728.24 - Step 5: Solve for x
x = 21,165,491,649,728.24/5,246,594.10 - Step 6: Final answer
x = 4,034,139.34
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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.