Finding the Fourth Proportional to 5,411,409.29, 7,467,652.44 and 2,930,609.83
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Solution
The fourth proportional to 5,411,409.29, 7,467,652.44 and 2,930,609.83 is: 4,044,191.53
Step by Step Solution
- Step 1: Write the proportion equation
5,411,409.29 : 7,467,652.44 = 2,930,609.83 : x - Step 2: Convert to fraction form
5,411,409.29/7,467,652.44 = 2,930,609.83/x - Step 3: Cross multiply
5,411,409.29x = 7,467,652.44 × 2,930,609.83 - Step 4: Simplify right side
5,411,409.29x = 21,884,775,610,349.23 - Step 5: Solve for x
x = 21,884,775,610,349.23/5,411,409.29 - Step 6: Final answer
x = 4,044,191.53
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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.