Finding the Fourth Proportional to 794,020.48, 1,190,361.12 and 344,402.88
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Solution
The fourth proportional to 794,020.48, 1,190,361.12 and 344,402.88 is: 516,313.88
Step by Step Solution
- Step 1: Write the proportion equation
794,020.48 : 1,190,361.12 = 344,402.88 : x - Step 2: Convert to fraction form
794,020.48/1,190,361.12 = 344,402.88/x - Step 3: Cross multiply
794,020.48x = 1,190,361.12 × 344,402.88 - Step 4: Simplify right side
794,020.48x = 409,963,797,968.03 - Step 5: Solve for x
x = 409,963,797,968.03/794,020.48 - Step 6: Final answer
x = 516,313.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.