Finding the Fourth Proportional to 832,844.30, 1,149,325.53 and 450,871.08
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Solution
The fourth proportional to 832,844.30, 1,149,325.53 and 450,871.08 is: 622,202.31
Step by Step Solution
- Step 1: Write the proportion equation
832,844.30 : 1,149,325.53 = 450,871.08 : x - Step 2: Convert to fraction form
832,844.30/1,149,325.53 = 450,871.08/x - Step 3: Cross multiply
832,844.30x = 1,149,325.53 × 450,871.08 - Step 4: Simplify right side
832,844.30x = 518,197,647,947.44 - Step 5: Solve for x
x = 518,197,647,947.44/832,844.30 - Step 6: Final answer
x = 622,202.31
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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.