Finding the Fourth Proportional to 773,690.04, 1,067,713.38 and 434,179.08
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Solution
The fourth proportional to 773,690.04, 1,067,713.38 and 434,179.08 is: 599,178.99
Step by Step Solution
- Step 1: Write the proportion equation
773,690.04 : 1,067,713.38 = 434,179.08 : x - Step 2: Convert to fraction form
773,690.04/1,067,713.38 = 434,179.08/x - Step 3: Cross multiply
773,690.04x = 1,067,713.38 × 434,179.08 - Step 4: Simplify right side
773,690.04x = 463,578,813,032.09 - Step 5: Solve for x
x = 463,578,813,032.09/773,690.04 - Step 6: Final answer
x = 599,178.99
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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.