Finding the Fourth Proportional to 372,744.16, 514,373.36 and 202,974.56
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Solution
The fourth proportional to 372,744.16, 514,373.36 and 202,974.56 is: 280,097.50
Step by Step Solution
- Step 1: Write the proportion equation
372,744.16 : 514,373.36 = 202,974.56 : x - Step 2: Convert to fraction form
372,744.16/514,373.36 = 202,974.56/x - Step 3: Cross multiply
372,744.16x = 514,373.36 × 202,974.56 - Step 4: Simplify right side
372,744.16x = 104,404,706,421.72 - Step 5: Solve for x
x = 104,404,706,421.72/372,744.16 - Step 6: Final answer
x = 280,097.50
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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.