Finding the Fourth Proportional to 368,552.99, 552,435.80 and 263,052.11
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Solution
The fourth proportional to 368,552.99, 552,435.80 and 263,052.11 is: 394,297.17
Step by Step Solution
- Step 1: Write the proportion equation
368,552.99 : 552,435.80 = 263,052.11 : x - Step 2: Convert to fraction form
368,552.99/552,435.80 = 263,052.11/x - Step 3: Cross multiply
368,552.99x = 552,435.80 × 263,052.11 - Step 4: Simplify right side
368,552.99x = 145,319,399,787.92 - Step 5: Solve for x
x = 145,319,399,787.92/368,552.99 - Step 6: Final answer
x = 394,297.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.