Finding the Fourth Proportional to 976,174.26, 1,347,106.74 and 546,453.90
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Solution
The fourth proportional to 976,174.26, 1,347,106.74 and 546,453.90 is: 754,098.69
Step by Step Solution
- Step 1: Write the proportion equation
976,174.26 : 1,347,106.74 = 546,453.90 : x - Step 2: Convert to fraction form
976,174.26/1,347,106.74 = 546,453.90/x - Step 3: Cross multiply
976,174.26x = 1,347,106.74 × 546,453.90 - Step 4: Simplify right side
976,174.26x = 736,131,731,789.29 - Step 5: Solve for x
x = 736,131,731,789.29/976,174.26 - Step 6: Final answer
x = 754,098.69
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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.