Finding the Fourth Proportional to 3,600,564.50, 5,403,505.17 and 1,707,312.62
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Solution
The fourth proportional to 3,600,564.50, 5,403,505.17 and 1,707,312.62 is: 2,562,229.50
Step by Step Solution
- Step 1: Write the proportion equation
3,600,564.50 : 5,403,505.17 = 1,707,312.62 : x - Step 2: Convert to fraction form
3,600,564.50/5,403,505.17 = 1,707,312.62/x - Step 3: Cross multiply
3,600,564.50x = 5,403,505.17 × 1,707,312.62 - Step 4: Simplify right side
3,600,564.50x = 9,225,472,568,976.25 - Step 5: Solve for x
x = 9,225,472,568,976.25/3,600,564.50 - Step 6: Final answer
x = 2,562,229.50
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1.5x scale
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.