Finding the Fourth Proportional to 783,530.94, 1,175,296.41 and 517,229.19
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Solution
The fourth proportional to 783,530.94, 1,175,296.41 and 517,229.19 is: 775,843.79
Step by Step Solution
- Step 1: Write the proportion equation
783,530.94 : 1,175,296.41 = 517,229.19 : x - Step 2: Convert to fraction form
783,530.94/1,175,296.41 = 517,229.19/x - Step 3: Cross multiply
783,530.94x = 1,175,296.41 × 517,229.19 - Step 4: Simplify right side
783,530.94x = 607,897,610,154.21 - Step 5: Solve for x
x = 607,897,610,154.21/783,530.94 - Step 6: Final answer
x = 775,843.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.