Finding the Fourth Proportional to 504,665.84, 696,430.06 and 275,224.88
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Solution
The fourth proportional to 504,665.84, 696,430.06 and 275,224.88 is: 379,805.54
Step by Step Solution
- Step 1: Write the proportion equation
504,665.84 : 696,430.06 = 275,224.88 : x - Step 2: Convert to fraction form
504,665.84/696,430.06 = 275,224.88/x - Step 3: Cross multiply
504,665.84x = 696,430.06 × 275,224.88 - Step 4: Simplify right side
504,665.84x = 191,674,879,691.89 - Step 5: Solve for x
x = 191,674,879,691.89/504,665.84 - Step 6: Final answer
x = 379,805.54
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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.