Finding the Fourth Proportional to 1,761,589.16, 2,430,844.62 and 976,676.08
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Solution
The fourth proportional to 1,761,589.16, 2,430,844.62 and 976,676.08 is: 1,347,730.70
Step by Step Solution
- Step 1: Write the proportion equation
1,761,589.16 : 2,430,844.62 = 976,676.08 : x - Step 2: Convert to fraction form
1,761,589.16/2,430,844.62 = 976,676.08/x - Step 3: Cross multiply
1,761,589.16x = 2,430,844.62 × 976,676.08 - Step 4: Simplify right side
1,761,589.16x = 2,374,147,794,550.69 - Step 5: Solve for x
x = 2,374,147,794,550.69/1,761,589.16 - Step 6: Final answer
x = 1,347,730.70
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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.