Finding the Fourth Proportional to 1,173,489.26, 1,619,230.10 and 683,539.39
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Solution
The fourth proportional to 1,173,489.26, 1,619,230.10 and 683,539.39 is: 943,176.56
Step by Step Solution
- Step 1: Write the proportion equation
1,173,489.26 : 1,619,230.10 = 683,539.39 : x - Step 2: Convert to fraction form
1,173,489.26/1,619,230.10 = 683,539.39/x - Step 3: Cross multiply
1,173,489.26x = 1,619,230.10 × 683,539.39 - Step 4: Simplify right side
1,173,489.26x = 1,106,807,553,429.98 - Step 5: Solve for x
x = 1,106,807,553,429.98/1,173,489.26 - Step 6: Final answer
x = 943,176.56
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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.