Finding the Fourth Proportional to 370,829.16, 511,739.64 and 201,062.88
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Solution
The fourth proportional to 370,829.16, 511,739.64 and 201,062.88 is: 277,464.28
Step by Step Solution
- Step 1: Write the proportion equation
370,829.16 : 511,739.64 = 201,062.88 : x - Step 2: Convert to fraction form
370,829.16/511,739.64 = 201,062.88/x - Step 3: Cross multiply
370,829.16x = 511,739.64 × 201,062.88 - Step 4: Simplify right side
370,829.16x = 102,891,845,828.56 - Step 5: Solve for x
x = 102,891,845,828.56/370,829.16 - Step 6: Final answer
x = 277,464.28
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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.