Finding the Fourth Proportional to 453,954.21, 626,246.28 and 292,860.96
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Solution
The fourth proportional to 453,954.21, 626,246.28 and 292,860.96 is: 404,012.31
Step by Step Solution
- Step 1: Write the proportion equation
453,954.21 : 626,246.28 = 292,860.96 : x - Step 2: Convert to fraction form
453,954.21/626,246.28 = 292,860.96/x - Step 3: Cross multiply
453,954.21x = 626,246.28 × 292,860.96 - Step 4: Simplify right side
453,954.21x = 183,403,086,757.23 - Step 5: Solve for x
x = 183,403,086,757.23/453,954.21 - Step 6: Final answer
x = 404,012.31
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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.