Finding the Fourth Proportional to 703,840.13, 971,676.25 and 550,552.62
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Solution
The fourth proportional to 703,840.13, 971,676.25 and 550,552.62 is: 760,057.41
Step by Step Solution
- Step 1: Write the proportion equation
703,840.13 : 971,676.25 = 550,552.62 : x - Step 2: Convert to fraction form
703,840.13/971,676.25 = 550,552.62/x - Step 3: Cross multiply
703,840.13x = 971,676.25 × 550,552.62 - Step 4: Simplify right side
703,840.13x = 534,958,905,229.28 - Step 5: Solve for x
x = 534,958,905,229.28/703,840.13 - Step 6: Final answer
x = 760,057.41
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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.