Finding the Fourth Proportional to 7,524,266.70, 11,286,400.05 and 2,732,112.30
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Solution
The fourth proportional to 7,524,266.70, 11,286,400.05 and 2,732,112.30 is: 4,098,168.45
Step by Step Solution
- Step 1: Write the proportion equation
7,524,266.70 : 11,286,400.05 = 2,732,112.30 : x - Step 2: Convert to fraction form
7,524,266.70/11,286,400.05 = 2,732,112.30/x - Step 3: Cross multiply
7,524,266.70x = 11,286,400.05 × 2,732,112.30 - Step 4: Simplify right side
7,524,266.70x = 30,835,712,399,325.61 - Step 5: Solve for x
x = 30,835,712,399,325.61/7,524,266.70 - Step 6: Final answer
x = 4,098,168.45
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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.