Finding the Fourth Proportional to 363,709.19, 501,934.19 and 202,564.23
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Solution
The fourth proportional to 363,709.19, 501,934.19 and 202,564.23 is: 279,547.28
Step by Step Solution
- Step 1: Write the proportion equation
363,709.19 : 501,934.19 = 202,564.23 : x - Step 2: Convert to fraction form
363,709.19/501,934.19 = 202,564.23/x - Step 3: Cross multiply
363,709.19x = 501,934.19 × 202,564.23 - Step 4: Simplify right side
363,709.19x = 101,673,911,695.20 - Step 5: Solve for x
x = 101,673,911,695.20/363,709.19 - Step 6: Final answer
x = 279,547.28
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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.