Finding the Fourth Proportional to 722,795.68, 1,083,293.88 and 465,950.96
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Solution
The fourth proportional to 722,795.68, 1,083,293.88 and 465,950.96 is: 698,346.49
Step by Step Solution
- Step 1: Write the proportion equation
722,795.68 : 1,083,293.88 = 465,950.96 : x - Step 2: Convert to fraction form
722,795.68/1,083,293.88 = 465,950.96/x - Step 3: Cross multiply
722,795.68x = 1,083,293.88 × 465,950.96 - Step 4: Simplify right side
722,795.68x = 504,761,823,348.13 - Step 5: Solve for x
x = 504,761,823,348.13/722,795.68 - Step 6: Final answer
x = 698,346.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.