Finding the Fourth Proportional to 587,908.12, 881,767.70 and 161,344.28
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Solution
The fourth proportional to 587,908.12, 881,767.70 and 161,344.28 is: 241,990.49
Step by Step Solution
- Step 1: Write the proportion equation
587,908.12 : 881,767.70 = 161,344.28 : x - Step 2: Convert to fraction form
587,908.12/881,767.70 = 161,344.28/x - Step 3: Cross multiply
587,908.12x = 881,767.70 × 161,344.28 - Step 4: Simplify right side
587,908.12x = 142,268,174,683.76 - Step 5: Solve for x
x = 142,268,174,683.76/587,908.12 - Step 6: Final answer
x = 241,990.49
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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.