Finding the Fourth Proportional to 670,939.41, 925,875.30 and 365,007.99
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Solution
The fourth proportional to 670,939.41, 925,875.30 and 365,007.99 is: 503,699.55
Step by Step Solution
- Step 1: Write the proportion equation
670,939.41 : 925,875.30 = 365,007.99 : x - Step 2: Convert to fraction form
670,939.41/925,875.30 = 365,007.99/x - Step 3: Cross multiply
670,939.41x = 925,875.30 × 365,007.99 - Step 4: Simplify right side
670,939.41x = 337,951,882,243.65 - Step 5: Solve for x
x = 337,951,882,243.65/670,939.41 - Step 6: Final answer
x = 503,699.55
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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.