Finding the Fourth Proportional to 1,183,509.44, 1,633,240.80 and 646,965.44
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Solution
The fourth proportional to 1,183,509.44, 1,633,240.80 and 646,965.44 is: 892,811.09
Step by Step Solution
- Step 1: Write the proportion equation
1,183,509.44 : 1,633,240.80 = 646,965.44 : x - Step 2: Convert to fraction form
1,183,509.44/1,633,240.80 = 646,965.44/x - Step 3: Cross multiply
1,183,509.44x = 1,633,240.80 × 646,965.44 - Step 4: Simplify right side
1,183,509.44x = 1,056,650,352,797.95 - Step 5: Solve for x
x = 1,056,650,352,797.95/1,183,509.44 - Step 6: Final answer
x = 892,811.09
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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.