Finding the Fourth Proportional to 504,363.84, 696,001.16 and 274,916.08
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Solution
The fourth proportional to 504,363.84, 696,001.16 and 274,916.08 is: 379,372.78
Step by Step Solution
- Step 1: Write the proportion equation
504,363.84 : 696,001.16 = 274,916.08 : x - Step 2: Convert to fraction form
504,363.84/696,001.16 = 274,916.08/x - Step 3: Cross multiply
504,363.84x = 696,001.16 × 274,916.08 - Step 4: Simplify right side
504,363.84x = 191,341,910,582.65 - Step 5: Solve for x
x = 191,341,910,582.65/504,363.84 - Step 6: Final answer
x = 379,372.78
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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.