Finding the Fourth Proportional to 704,885.84, 972,716.36 and 382,589.04
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Solution
The fourth proportional to 704,885.84, 972,716.36 and 382,589.04 is: 527,958.71
Step by Step Solution
- Step 1: Write the proportion equation
704,885.84 : 972,716.36 = 382,589.04 : x - Step 2: Convert to fraction form
704,885.84/972,716.36 = 382,589.04/x - Step 3: Cross multiply
704,885.84x = 972,716.36 × 382,589.04 - Step 4: Simplify right side
704,885.84x = 372,150,618,364.69 - Step 5: Solve for x
x = 372,150,618,364.69/704,885.84 - Step 6: Final answer
x = 527,958.71
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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.