Finding the Fourth Proportional to 1,768,576.48, 2,440,474.52 and 1,023,373.53
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Solution
The fourth proportional to 1,768,576.48, 2,440,474.52 and 1,023,373.53 is: 1,412,162.30
Step by Step Solution
- Step 1: Write the proportion equation
1,768,576.48 : 2,440,474.52 = 1,023,373.53 : x - Step 2: Convert to fraction form
1,768,576.48/2,440,474.52 = 1,023,373.53/x - Step 3: Cross multiply
1,768,576.48x = 2,440,474.52 × 1,023,373.53 - Step 4: Simplify right side
1,768,576.48x = 2,497,517,019,290.59 - Step 5: Solve for x
x = 2,497,517,019,290.59/1,768,576.48 - Step 6: Final answer
x = 1,412,162.30
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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.