Finding the Fourth Proportional to 5,562,414.80, 8,343,622.20 and 2,194,888.40
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Solution
The fourth proportional to 5,562,414.80, 8,343,622.20 and 2,194,888.40 is: 3,292,332.60
Step by Step Solution
- Step 1: Write the proportion equation
5,562,414.80 : 8,343,622.20 = 2,194,888.40 : x - Step 2: Convert to fraction form
5,562,414.80/8,343,622.20 = 2,194,888.40/x - Step 3: Cross multiply
5,562,414.80x = 8,343,622.20 × 2,194,888.40 - Step 4: Simplify right side
5,562,414.80x = 18,313,319,580,762.48 - Step 5: Solve for x
x = 18,313,319,580,762.48/5,562,414.80 - Step 6: Final answer
x = 3,292,332.60
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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.