Finding the Fourth Proportional to 1,284,524.81, 1,772,645.62 and 695,825.62
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Solution
The fourth proportional to 1,284,524.81, 1,772,645.62 and 695,825.62 is: 960,240.10
Step by Step Solution
- Step 1: Write the proportion equation
1,284,524.81 : 1,772,645.62 = 695,825.62 : x - Step 2: Convert to fraction form
1,284,524.81/1,772,645.62 = 695,825.62/x - Step 3: Cross multiply
1,284,524.81x = 1,772,645.62 × 695,825.62 - Step 4: Simplify right side
1,284,524.81x = 1,233,452,231,405.61 - Step 5: Solve for x
x = 1,233,452,231,405.61/1,284,524.81 - Step 6: Final answer
x = 960,240.10
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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.