Finding the Fourth Proportional to 574,019.24, 792,184.41 and 319,370.96
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Solution
The fourth proportional to 574,019.24, 792,184.41 and 319,370.96 is: 440,752.99
Step by Step Solution
- Step 1: Write the proportion equation
574,019.24 : 792,184.41 = 319,370.96 : x - Step 2: Convert to fraction form
574,019.24/792,184.41 = 319,370.96/x - Step 3: Cross multiply
574,019.24x = 792,184.41 × 319,370.96 - Step 4: Simplify right side
574,019.24x = 253,000,695,518.73 - Step 5: Solve for x
x = 253,000,695,518.73/574,019.24 - Step 6: Final answer
x = 440,752.99
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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.