Finding the Fourth Proportional to 574,393.09, 861,683.14 and 169,626.23
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Solution
The fourth proportional to 574,393.09, 861,683.14 and 169,626.23 is: 254,466.96
Step by Step Solution
- Step 1: Write the proportion equation
574,393.09 : 861,683.14 = 169,626.23 : x - Step 2: Convert to fraction form
574,393.09/861,683.14 = 169,626.23/x - Step 3: Cross multiply
574,393.09x = 861,683.14 × 169,626.23 - Step 4: Simplify right side
574,393.09x = 146,164,062,492.76 - Step 5: Solve for x
x = 146,164,062,492.76/574,393.09 - Step 6: Final answer
x = 254,466.96
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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.