Finding the Fourth Proportional to 704,465.72, 1,056,695.99 and 255,081.49
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Solution
The fourth proportional to 704,465.72, 1,056,695.99 and 255,081.49 is: 382,621.30
Step by Step Solution
- Step 1: Write the proportion equation
704,465.72 : 1,056,695.99 = 255,081.49 : x - Step 2: Convert to fraction form
704,465.72/1,056,695.99 = 255,081.49/x - Step 3: Cross multiply
704,465.72x = 1,056,695.99 × 255,081.49 - Step 4: Simplify right side
704,465.72x = 269,543,586,330.82 - Step 5: Solve for x
x = 269,543,586,330.82/704,465.72 - Step 6: Final answer
x = 382,621.30
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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.