Finding the Fourth Proportional to 542,491.99, 813,571.86 and 375,088.08
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Solution
The fourth proportional to 542,491.99, 813,571.86 and 375,088.08 is: 562,517.25
Step by Step Solution
- Step 1: Write the proportion equation
542,491.99 : 813,571.86 = 375,088.08 : x - Step 2: Convert to fraction form
542,491.99/813,571.86 = 375,088.08/x - Step 3: Cross multiply
542,491.99x = 813,571.86 × 375,088.08 - Step 4: Simplify right side
542,491.99x = 305,161,106,352.24 - Step 5: Solve for x
x = 305,161,106,352.24/542,491.99 - Step 6: Final answer
x = 562,517.25
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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.