Finding the Fourth Proportional to 506,769.66, 699,331.19 and 277,325.96
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Solution
The fourth proportional to 506,769.66, 699,331.19 and 277,325.96 is: 382,703.83
Step by Step Solution
- Step 1: Write the proportion equation
506,769.66 : 699,331.19 = 277,325.96 : x - Step 2: Convert to fraction form
506,769.66/699,331.19 = 277,325.96/x - Step 3: Cross multiply
506,769.66x = 699,331.19 × 277,325.96 - Step 4: Simplify right side
506,769.66x = 193,942,688,741.41 - Step 5: Solve for x
x = 193,942,688,741.41/506,769.66 - Step 6: Final answer
x = 382,703.83
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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.