Finding the Fourth Proportional to 703,855.63, 971,697.66 and 550,568.14
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Solution
The fourth proportional to 703,855.63, 971,697.66 and 550,568.14 is: 760,078.84
Step by Step Solution
- Step 1: Write the proportion equation
703,855.63 : 971,697.66 = 550,568.14 : x - Step 2: Convert to fraction form
703,855.63/971,697.66 = 550,568.14/x - Step 3: Cross multiply
703,855.63x = 971,697.66 × 550,568.14 - Step 4: Simplify right side
703,855.63x = 534,985,773,308.55 - Step 5: Solve for x
x = 534,985,773,308.55/703,855.63 - Step 6: Final answer
x = 760,078.84
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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.