Finding the Fourth Proportional to 1,053,186.80, 1,453,394.62 and 569,751.84
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Solution
The fourth proportional to 1,053,186.80, 1,453,394.62 and 569,751.84 is: 786,255.83
Step by Step Solution
- Step 1: Write the proportion equation
1,053,186.80 : 1,453,394.62 = 569,751.84 : x - Step 2: Convert to fraction form
1,053,186.80/1,453,394.62 = 569,751.84/x - Step 3: Cross multiply
1,053,186.80x = 1,453,394.62 × 569,751.84 - Step 4: Simplify right side
1,053,186.80x = 828,074,258,991.10 - Step 5: Solve for x
x = 828,074,258,991.10/1,053,186.80 - Step 6: Final answer
x = 786,255.83
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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.