Finding the Fourth Proportional to 934,163.84, 1,401,703.68 and 579,083.84
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Solution
The fourth proportional to 934,163.84, 1,401,703.68 and 579,083.84 is: 868,909.62
Step by Step Solution
- Step 1: Write the proportion equation
934,163.84 : 1,401,703.68 = 579,083.84 : x - Step 2: Convert to fraction form
934,163.84/1,401,703.68 = 579,083.84/x - Step 3: Cross multiply
934,163.84x = 1,401,703.68 × 579,083.84 - Step 4: Simplify right side
934,163.84x = 811,703,949,556.53 - Step 5: Solve for x
x = 811,703,949,556.53/934,163.84 - Step 6: Final answer
x = 868,909.62
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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.