Finding the Fourth Proportional to 845,833.68, 1,167,245.10 and 483,368.40
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Solution
The fourth proportional to 845,833.68, 1,167,245.10 and 483,368.40 is: 667,045.32
Step by Step Solution
- Step 1: Write the proportion equation
845,833.68 : 1,167,245.10 = 483,368.40 : x - Step 2: Convert to fraction form
845,833.68/1,167,245.10 = 483,368.40/x - Step 3: Cross multiply
845,833.68x = 1,167,245.10 × 483,368.40 - Step 4: Simplify right side
845,833.68x = 564,209,396,394.84 - Step 5: Solve for x
x = 564,209,396,394.84/845,833.68 - Step 6: Final answer
x = 667,045.32
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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.