Finding the Fourth Proportional to 358,024.58, 493,952.98 and 202,959.23
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Solution
The fourth proportional to 358,024.58, 493,952.98 and 202,959.23 is: 280,015.19
Step by Step Solution
- Step 1: Write the proportion equation
358,024.58 : 493,952.98 = 202,959.23 : x - Step 2: Convert to fraction form
358,024.58/493,952.98 = 202,959.23/x - Step 3: Cross multiply
358,024.58x = 493,952.98 × 202,959.23 - Step 4: Simplify right side
358,024.58x = 100,252,317,852.97 - Step 5: Solve for x
x = 100,252,317,852.97/358,024.58 - Step 6: Final answer
x = 280,015.19
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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.