Finding the Fourth Proportional to 2,480,805.09, 3,721,465.08 and 683,688.87
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Solution
The fourth proportional to 2,480,805.09, 3,721,465.08 and 683,688.87 is: 1,025,604.25
Step by Step Solution
- Step 1: Write the proportion equation
2,480,805.09 : 3,721,465.08 = 683,688.87 : x - Step 2: Convert to fraction form
2,480,805.09/3,721,465.08 = 683,688.87/x - Step 3: Cross multiply
2,480,805.09x = 3,721,465.08 × 683,688.87 - Step 4: Simplify right side
2,480,805.09x = 2,544,324,255,289.66 - Step 5: Solve for x
x = 2,544,324,255,289.66/2,480,805.09 - Step 6: Final answer
x = 1,025,604.25
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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.