Finding the Fourth Proportional to 741,241.83, 1,022,886.30 and 401,702.79
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Solution
The fourth proportional to 741,241.83, 1,022,886.30 and 401,702.79 is: 554,334.99
Step by Step Solution
- Step 1: Write the proportion equation
741,241.83 : 1,022,886.30 = 401,702.79 : x - Step 2: Convert to fraction form
741,241.83/1,022,886.30 = 401,702.79/x - Step 3: Cross multiply
741,241.83x = 1,022,886.30 × 401,702.79 - Step 4: Simplify right side
741,241.83x = 410,896,280,562.78 - Step 5: Solve for x
x = 410,896,280,562.78/741,241.83 - Step 6: Final answer
x = 554,334.99
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1.5x scale
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.