Finding the Fourth Proportional to 1,166,586.75, 1,609,889.73 and 630,042.75
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Solution
The fourth proportional to 1,166,586.75, 1,609,889.73 and 630,042.75 is: 869,459.00
Step by Step Solution
- Step 1: Write the proportion equation
1,166,586.75 : 1,609,889.73 = 630,042.75 : x - Step 2: Convert to fraction form
1,166,586.75/1,609,889.73 = 630,042.75/x - Step 3: Cross multiply
1,166,586.75x = 1,609,889.73 × 630,042.75 - Step 4: Simplify right side
1,166,586.75x = 1,014,299,352,685.96 - Step 5: Solve for x
x = 1,014,299,352,685.96/1,166,586.75 - Step 6: Final answer
x = 869,459.00
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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.