Finding the Fourth Proportional to 832,466.97, 1,148,807.31 and 450,493.65
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Solution
The fourth proportional to 832,466.97, 1,148,807.31 and 450,493.65 is: 621,682.80
Step by Step Solution
- Step 1: Write the proportion equation
832,466.97 : 1,148,807.31 = 450,493.65 : x - Step 2: Convert to fraction form
832,466.97/1,148,807.31 = 450,493.65/x - Step 3: Cross multiply
832,466.97x = 1,148,807.31 × 450,493.65 - Step 4: Simplify right side
832,466.97x = 517,530,396,539.23 - Step 5: Solve for x
x = 517,530,396,539.23/832,466.97 - Step 6: Final answer
x = 621,682.80
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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.