Finding the Fourth Proportional to 703,839.13, 971,674.87 and 550,551.62
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Solution
The fourth proportional to 703,839.13, 971,674.87 and 550,551.62 is: 760,056.03
Step by Step Solution
- Step 1: Write the proportion equation
703,839.13 : 971,674.87 = 550,551.62 : x - Step 2: Convert to fraction form
703,839.13/971,674.87 = 550,551.62/x - Step 3: Cross multiply
703,839.13x = 971,674.87 × 550,551.62 - Step 4: Simplify right side
703,839.13x = 534,957,176,833.11 - Step 5: Solve for x
x = 534,957,176,833.11/703,839.13 - Step 6: Final answer
x = 760,056.03
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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.