Finding the Fourth Proportional to 7,244,406.70, 10,866,610.05 and 4,724,982.70
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Solution
The fourth proportional to 7,244,406.70, 10,866,610.05 and 4,724,982.70 is: 7,087,474.05
Step by Step Solution
- Step 1: Write the proportion equation
7,244,406.70 : 10,866,610.05 = 4,724,982.70 : x - Step 2: Convert to fraction form
7,244,406.70/10,866,610.05 = 4,724,982.70/x - Step 3: Cross multiply
7,244,406.70x = 10,866,610.05 × 4,724,982.70 - Step 4: Simplify right side
7,244,406.70x = 51,344,544,493,896.14 - Step 5: Solve for x
x = 51,344,544,493,896.14/7,244,406.70 - Step 6: Final answer
x = 7,087,474.05
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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.