Finding the Fourth Proportional to 3,217,206.54, 4,825,807.08 and 821,050.99
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Solution
The fourth proportional to 3,217,206.54, 4,825,807.08 and 821,050.99 is: 1,231,575.79
Step by Step Solution
- Step 1: Write the proportion equation
3,217,206.54 : 4,825,807.08 = 821,050.99 : x - Step 2: Convert to fraction form
3,217,206.54/4,825,807.08 = 821,050.99/x - Step 3: Cross multiply
3,217,206.54x = 4,825,807.08 × 821,050.99 - Step 4: Simplify right side
3,217,206.54x = 3,962,233,680,583.01 - Step 5: Solve for x
x = 3,962,233,680,583.01/3,217,206.54 - Step 6: Final answer
x = 1,231,575.79
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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.