Finding the Fourth Proportional to 1,040,914.99, 1,436,275.15 and 582,038.65
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Solution
The fourth proportional to 1,040,914.99, 1,436,275.15 and 582,038.65 is: 803,108.47
Step by Step Solution
- Step 1: Write the proportion equation
1,040,914.99 : 1,436,275.15 = 582,038.65 : x - Step 2: Convert to fraction form
1,040,914.99/1,436,275.15 = 582,038.65/x - Step 3: Cross multiply
1,040,914.99x = 1,436,275.15 × 582,038.65 - Step 4: Simplify right side
1,040,914.99x = 835,967,649,334.55 - Step 5: Solve for x
x = 835,967,649,334.55/1,040,914.99 - Step 6: Final answer
x = 803,108.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.