Finding the Fourth Proportional to 363,855.02, 502,107.24 and 202,701.74
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Solution
The fourth proportional to 363,855.02, 502,107.24 and 202,701.74 is: 279,721.33
Step by Step Solution
- Step 1: Write the proportion equation
363,855.02 : 502,107.24 = 202,701.74 : x - Step 2: Convert to fraction form
363,855.02/502,107.24 = 202,701.74/x - Step 3: Cross multiply
363,855.02x = 502,107.24 × 202,701.74 - Step 4: Simplify right side
363,855.02x = 101,778,011,214.60 - Step 5: Solve for x
x = 101,778,011,214.60/363,855.02 - Step 6: Final answer
x = 279,721.33
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1.5x scale
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.