Finding the Fourth Proportional to 1,576,217.76, 2,364,658.74 and 511,176.78
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Solution
The fourth proportional to 1,576,217.76, 2,364,658.74 and 511,176.78 is: 766,872.87
Step by Step Solution
- Step 1: Write the proportion equation
1,576,217.76 : 2,364,658.74 = 511,176.78 : x - Step 2: Convert to fraction form
1,576,217.76/2,364,658.74 = 511,176.78/x - Step 3: Cross multiply
1,576,217.76x = 2,364,658.74 × 511,176.78 - Step 4: Simplify right side
1,576,217.76x = 1,208,758,640,512.06 - Step 5: Solve for x
x = 1,208,758,640,512.06/1,576,217.76 - Step 6: Final answer
x = 766,872.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.