Finding the Fourth Proportional to 592,839.99, 817,306.16 and 374,940.09
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Solution
The fourth proportional to 592,839.99, 817,306.16 and 374,940.09 is: 516,903.12
Step by Step Solution
- Step 1: Write the proportion equation
592,839.99 : 817,306.16 = 374,940.09 : x - Step 2: Convert to fraction form
592,839.99/817,306.16 = 374,940.09/x - Step 3: Cross multiply
592,839.99x = 817,306.16 × 374,940.09 - Step 4: Simplify right side
592,839.99x = 306,440,843,313.25 - Step 5: Solve for x
x = 306,440,843,313.25/592,839.99 - Step 6: Final answer
x = 516,903.12
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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.