Finding the Fourth Proportional to 503,271.99, 694,286.46 and 299,207.14
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Solution
The fourth proportional to 503,271.99, 694,286.46 and 299,207.14 is: 412,769.77
Step by Step Solution
- Step 1: Write the proportion equation
503,271.99 : 694,286.46 = 299,207.14 : x - Step 2: Convert to fraction form
503,271.99/694,286.46 = 299,207.14/x - Step 3: Cross multiply
503,271.99x = 694,286.46 × 299,207.14 - Step 4: Simplify right side
503,271.99x = 207,735,464,301.61 - Step 5: Solve for x
x = 207,735,464,301.61/503,271.99 - Step 6: Final answer
x = 412,769.77
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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.