Finding the Fourth Proportional to 6,248,602.20, 9,372,903.30 and 5,451,440.70
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Solution
The fourth proportional to 6,248,602.20, 9,372,903.30 and 5,451,440.70 is: 8,177,161.05
Step by Step Solution
- Step 1: Write the proportion equation
6,248,602.20 : 9,372,903.30 = 5,451,440.70 : x - Step 2: Convert to fraction form
6,248,602.20/9,372,903.30 = 5,451,440.70/x - Step 3: Cross multiply
6,248,602.20x = 9,372,903.30 × 5,451,440.70 - Step 4: Simplify right side
6,248,602.20x = 51,095,826,526,784.31 - Step 5: Solve for x
x = 51,095,826,526,784.31/6,248,602.20 - Step 6: Final answer
x = 8,177,161.05
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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.