Finding the Fourth Proportional to 673,484.82, 929,379.99 and 367,553.49
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Solution
The fourth proportional to 673,484.82, 929,379.99 and 367,553.49 is: 507,207.96
Step by Step Solution
- Step 1: Write the proportion equation
673,484.82 : 929,379.99 = 367,553.49 : x - Step 2: Convert to fraction form
673,484.82/929,379.99 = 367,553.49/x - Step 3: Cross multiply
673,484.82x = 929,379.99 × 367,553.49 - Step 4: Simplify right side
673,484.82x = 341,596,858,860.67 - Step 5: Solve for x
x = 341,596,858,860.67/673,484.82 - Step 6: Final answer
x = 507,207.96
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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.