Finding the Fourth Proportional to 563,769.75, 777,976.32 and 337,539.99
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Solution
The fourth proportional to 563,769.75, 777,976.32 and 337,539.99 is: 465,789.66
Step by Step Solution
- Step 1: Write the proportion equation
563,769.75 : 777,976.32 = 337,539.99 : x - Step 2: Convert to fraction form
563,769.75/777,976.32 = 337,539.99/x - Step 3: Cross multiply
563,769.75x = 777,976.32 × 337,539.99 - Step 4: Simplify right side
563,769.75x = 262,598,119,273.04 - Step 5: Solve for x
x = 262,598,119,273.04/563,769.75 - Step 6: Final answer
x = 465,789.66
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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.