Finding the Fourth Proportional to 951,675.93, 1,313,349.62 and 521,974.17
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Solution
The fourth proportional to 951,675.93, 1,313,349.62 and 521,974.17 is: 720,344.56
Step by Step Solution
- Step 1: Write the proportion equation
951,675.93 : 1,313,349.62 = 521,974.17 : x - Step 2: Convert to fraction form
951,675.93/1,313,349.62 = 521,974.17/x - Step 3: Cross multiply
951,675.93x = 1,313,349.62 × 521,974.17 - Step 4: Simplify right side
951,675.93x = 685,534,575,209.45 - Step 5: Solve for x
x = 685,534,575,209.45/951,675.93 - Step 6: Final answer
x = 720,344.56
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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.