Finding the Fourth Proportional to 706,812.48, 1,052,224.49 and 702,608.78
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Solution
The fourth proportional to 706,812.48, 1,052,224.49 and 702,608.78 is: 1,045,966.49
Step by Step Solution
- Step 1: Write the proportion equation
706,812.48 : 1,052,224.49 = 702,608.78 : x - Step 2: Convert to fraction form
706,812.48/1,052,224.49 = 702,608.78/x - Step 3: Cross multiply
706,812.48x = 1,052,224.49 × 702,608.78 - Step 4: Simplify right side
706,812.48x = 739,302,169,592.11 - Step 5: Solve for x
x = 739,302,169,592.11/706,812.48 - Step 6: Final answer
x = 1,045,966.49
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.