Finding the Fourth Proportional to 536,842.08, 804,672.36 and 221,126.76
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Solution
The fourth proportional to 536,842.08, 804,672.36 and 221,126.76 is: 331,446.80
Step by Step Solution
- Step 1: Write the proportion equation
536,842.08 : 804,672.36 = 221,126.76 : x - Step 2: Convert to fraction form
536,842.08/804,672.36 = 221,126.76/x - Step 3: Cross multiply
536,842.08x = 804,672.36 × 221,126.76 - Step 4: Simplify right side
536,842.08x = 177,934,591,828.35 - Step 5: Solve for x
x = 177,934,591,828.35/536,842.08 - Step 6: Final answer
x = 331,446.80
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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.