Finding the Fourth Proportional to 506,906.84, 699,687.24 and 292,190.42
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Solution
The fourth proportional to 506,906.84, 699,687.24 and 292,190.42 is: 403,312.59
Step by Step Solution
- Step 1: Write the proportion equation
506,906.84 : 699,687.24 = 292,190.42 : x - Step 2: Convert to fraction form
506,906.84/699,687.24 = 292,190.42/x - Step 3: Cross multiply
506,906.84x = 699,687.24 × 292,190.42 - Step 4: Simplify right side
506,906.84x = 204,441,908,524.24 - Step 5: Solve for x
x = 204,441,908,524.24/506,906.84 - Step 6: Final answer
x = 403,312.59
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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.