Finding the Fourth Proportional to 523,771.13, 722,750.31 and 294,291.96
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Solution
The fourth proportional to 523,771.13, 722,750.31 and 294,291.96 is: 406,092.65
Step by Step Solution
- Step 1: Write the proportion equation
523,771.13 : 722,750.31 = 294,291.96 : x - Step 2: Convert to fraction form
523,771.13/722,750.31 = 294,291.96/x - Step 3: Cross multiply
523,771.13x = 722,750.31 × 294,291.96 - Step 4: Simplify right side
523,771.13x = 212,699,605,320.51 - Step 5: Solve for x
x = 212,699,605,320.51/523,771.13 - Step 6: Final answer
x = 406,092.65
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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.