Finding the Fourth Proportional to 704,869.44, 972,707.62 and 382,572.62
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Solution
The fourth proportional to 704,869.44, 972,707.62 and 382,572.62 is: 527,943.58
Step by Step Solution
- Step 1: Write the proportion equation
704,869.44 : 972,707.62 = 382,572.62 : x - Step 2: Convert to fraction form
704,869.44/972,707.62 = 382,572.62/x - Step 3: Cross multiply
704,869.44x = 972,707.62 × 382,572.62 - Step 4: Simplify right side
704,869.44x = 372,131,295,900.96 - Step 5: Solve for x
x = 372,131,295,900.96/704,869.44 - Step 6: Final answer
x = 527,943.58
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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.