Finding the Fourth Proportional to 552,167.20, 829,125.60 and 403,451.20
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Solution
The fourth proportional to 552,167.20, 829,125.60 and 403,451.20 is: 605,815.99
Step by Step Solution
- Step 1: Write the proportion equation
552,167.20 : 829,125.60 = 403,451.20 : x - Step 2: Convert to fraction form
552,167.20/829,125.60 = 403,451.20/x - Step 3: Cross multiply
552,167.20x = 829,125.60 × 403,451.20 - Step 4: Simplify right side
552,167.20x = 334,511,718,270.72 - Step 5: Solve for x
x = 334,511,718,270.72/552,167.20 - Step 6: Final answer
x = 605,815.99
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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.