Finding the Fourth Proportional to 708,104.08, 1,061,764.44 and 281,207.44
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Solution
The fourth proportional to 708,104.08, 1,061,764.44 and 281,207.44 is: 421,655.61
Step by Step Solution
- Step 1: Write the proportion equation
708,104.08 : 1,061,764.44 = 281,207.44 : x - Step 2: Convert to fraction form
708,104.08/1,061,764.44 = 281,207.44/x - Step 3: Cross multiply
708,104.08x = 1,061,764.44 × 281,207.44 - Step 4: Simplify right side
708,104.08x = 298,576,060,055.43 - Step 5: Solve for x
x = 298,576,060,055.43/708,104.08 - Step 6: Final answer
x = 421,655.61
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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.