Finding the Fourth Proportional to 1,095,776.70, 1,512,204.14 and 612,343.00
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Solution
The fourth proportional to 1,095,776.70, 1,512,204.14 and 612,343.00 is: 845,051.38
Step by Step Solution
- Step 1: Write the proportion equation
1,095,776.70 : 1,512,204.14 = 612,343.00 : x - Step 2: Convert to fraction form
1,095,776.70/1,512,204.14 = 612,343.00/x - Step 3: Cross multiply
1,095,776.70x = 1,512,204.14 × 612,343.00 - Step 4: Simplify right side
1,095,776.70x = 925,987,618,956.01 - Step 5: Solve for x
x = 925,987,618,956.01/1,095,776.70 - Step 6: Final answer
x = 845,051.38
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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.