Finding the Fourth Proportional to 704,844.70, 972,660.99 and 382,548.34
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Solution
The fourth proportional to 704,844.70, 972,660.99 and 382,548.34 is: 527,903.31
Step by Step Solution
- Step 1: Write the proportion equation
704,844.70 : 972,660.99 = 382,548.34 : x - Step 2: Convert to fraction form
704,844.70/972,660.99 = 382,548.34/x - Step 3: Cross multiply
704,844.70x = 972,660.99 × 382,548.34 - Step 4: Simplify right side
704,844.70x = 372,089,847,107.26 - Step 5: Solve for x
x = 372,089,847,107.26/704,844.70 - Step 6: Final answer
x = 527,903.31
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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.