Finding the Fourth Proportional to 481,722.18, 722,744.58 and 157,525.23
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Solution
The fourth proportional to 481,722.18, 722,744.58 and 157,525.23 is: 236,340.59
Step by Step Solution
- Step 1: Write the proportion equation
481,722.18 : 722,744.58 = 157,525.23 : x - Step 2: Convert to fraction form
481,722.18/722,744.58 = 157,525.23/x - Step 3: Cross multiply
481,722.18x = 722,744.58 × 157,525.23 - Step 4: Simplify right side
481,722.18x = 113,850,506,195.75 - Step 5: Solve for x
x = 113,850,506,195.75/481,722.18 - Step 6: Final answer
x = 236,340.59
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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.