Finding the Fourth Proportional to 1,476,863.12, 2,037,059.39 and 904,186.23
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Solution
The fourth proportional to 1,476,863.12, 2,037,059.39 and 904,186.23 is: 1,247,157.60
Step by Step Solution
- Step 1: Write the proportion equation
1,476,863.12 : 2,037,059.39 = 904,186.23 : x - Step 2: Convert to fraction form
1,476,863.12/2,037,059.39 = 904,186.23/x - Step 3: Cross multiply
1,476,863.12x = 2,037,059.39 × 904,186.23 - Step 4: Simplify right side
1,476,863.12x = 1,841,881,052,390.67 - Step 5: Solve for x
x = 1,841,881,052,390.67/1,476,863.12 - Step 6: Final answer
x = 1,247,157.60
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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.