Finding the Fourth Proportional to 738,104.37, 1,018,460.67 and 411,346.02
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Solution
The fourth proportional to 738,104.37, 1,018,460.67 and 411,346.02 is: 567,588.76
Step by Step Solution
- Step 1: Write the proportion equation
738,104.37 : 1,018,460.67 = 411,346.02 : x - Step 2: Convert to fraction form
738,104.37/1,018,460.67 = 411,346.02/x - Step 3: Cross multiply
738,104.37x = 1,018,460.67 × 411,346.02 - Step 4: Simplify right side
738,104.37x = 418,939,743,131.03 - Step 5: Solve for x
x = 418,939,743,131.03/738,104.37 - Step 6: Final answer
x = 567,588.76
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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.