Finding the Fourth Proportional to 5,317,613.33, 7,338,268.97 and 2,903,165.33
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Solution
The fourth proportional to 5,317,613.33, 7,338,268.97 and 2,903,165.33 is: 4,006,347.72
Step by Step Solution
- Step 1: Write the proportion equation
5,317,613.33 : 7,338,268.97 = 2,903,165.33 : x - Step 2: Convert to fraction form
5,317,613.33/7,338,268.97 = 2,903,165.33/x - Step 3: Cross multiply
5,317,613.33x = 7,338,268.97 × 2,903,165.33 - Step 4: Simplify right side
5,317,613.33x = 21,304,208,041,402.98 - Step 5: Solve for x
x = 21,304,208,041,402.98/5,317,613.33 - Step 6: Final answer
x = 4,006,347.72
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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.