Finding the Fourth Proportional to 625,039.44, 862,554.04 and 338,558.84
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Solution
The fourth proportional to 625,039.44, 862,554.04 and 338,558.84 is: 467,210.99
Step by Step Solution
- Step 1: Write the proportion equation
625,039.44 : 862,554.04 = 338,558.84 : x - Step 2: Convert to fraction form
625,039.44/862,554.04 = 338,558.84/x - Step 3: Cross multiply
625,039.44x = 862,554.04 × 338,558.84 - Step 4: Simplify right side
625,039.44x = 292,025,295,219.71 - Step 5: Solve for x
x = 292,025,295,219.71/625,039.44 - Step 6: Final answer
x = 467,210.99
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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.