Finding the Fourth Proportional to 721,992.24, 995,747.04 and 541,135.44
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Solution
The fourth proportional to 721,992.24, 995,747.04 and 541,135.44 is: 746,315.52
Step by Step Solution
- Step 1: Write the proportion equation
721,992.24 : 995,747.04 = 541,135.44 : x - Step 2: Convert to fraction form
721,992.24/995,747.04 = 541,135.44/x - Step 3: Cross multiply
721,992.24x = 995,747.04 × 541,135.44 - Step 4: Simplify right side
721,992.24x = 538,834,012,619.10 - Step 5: Solve for x
x = 538,834,012,619.10/721,992.24 - Step 6: Final answer
x = 746,315.52
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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.