Finding the Fourth Proportional to 1,192,444.66, 1,645,572.42 and 683,149.06
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Solution
The fourth proportional to 1,192,444.66, 1,645,572.42 and 683,149.06 is: 942,745.01
Step by Step Solution
- Step 1: Write the proportion equation
1,192,444.66 : 1,645,572.42 = 683,149.06 : x - Step 2: Convert to fraction form
1,192,444.66/1,645,572.42 = 683,149.06/x - Step 3: Cross multiply
1,192,444.66x = 1,645,572.42 × 683,149.06 - Step 4: Simplify right side
1,192,444.66x = 1,124,171,251,884.93 - Step 5: Solve for x
x = 1,124,171,251,884.93/1,192,444.66 - Step 6: Final answer
x = 942,745.01
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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.