Finding the Fourth Proportional to 939,819.44, 1,298,007.97 and 635,153.94
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Solution
The fourth proportional to 939,819.44, 1,298,007.97 and 635,153.94 is: 877,226.88
Step by Step Solution
- Step 1: Write the proportion equation
939,819.44 : 1,298,007.97 = 635,153.94 : x - Step 2: Convert to fraction form
939,819.44/1,298,007.97 = 635,153.94/x - Step 3: Cross multiply
939,819.44x = 1,298,007.97 × 635,153.94 - Step 4: Simplify right side
939,819.44x = 824,434,874,709.02 - Step 5: Solve for x
x = 824,434,874,709.02/939,819.44 - Step 6: Final answer
x = 877,226.88
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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.