Finding the Fourth Proportional to 5,246,502.76, 7,240,198.50 and 2,954,702.44
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Solution
The fourth proportional to 5,246,502.76, 7,240,198.50 and 2,954,702.44 is: 4,077,503.27
Step by Step Solution
- Step 1: Write the proportion equation
5,246,502.76 : 7,240,198.50 = 2,954,702.44 : x - Step 2: Convert to fraction form
5,246,502.76/7,240,198.50 = 2,954,702.44/x - Step 3: Cross multiply
5,246,502.76x = 7,240,198.50 × 2,954,702.44 - Step 4: Simplify right side
5,246,502.76x = 21,392,632,174,034.34 - Step 5: Solve for x
x = 21,392,632,174,034.34/5,246,502.76 - Step 6: Final answer
x = 4,077,503.27
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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.