Finding the Fourth Proportional to 845,874.68, 1,167,301.62 and 483,409.40
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Solution
The fourth proportional to 845,874.68, 1,167,301.62 and 483,409.40 is: 667,101.86
Step by Step Solution
- Step 1: Write the proportion equation
845,874.68 : 1,167,301.62 = 483,409.40 : x - Step 2: Convert to fraction form
845,874.68/1,167,301.62 = 483,409.40/x - Step 3: Cross multiply
845,874.68x = 1,167,301.62 × 483,409.40 - Step 4: Simplify right side
845,874.68x = 564,284,575,743.23 - Step 5: Solve for x
x = 564,284,575,743.23/845,874.68 - Step 6: Final answer
x = 667,101.86
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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.