Finding the Fourth Proportional to 843,544.76, 1,164,106.34 and 461,577.92
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Solution
The fourth proportional to 843,544.76, 1,164,106.34 and 461,577.92 is: 636,985.50
Step by Step Solution
- Step 1: Write the proportion equation
843,544.76 : 1,164,106.34 = 461,577.92 : x - Step 2: Convert to fraction form
843,544.76/1,164,106.34 = 461,577.92/x - Step 3: Cross multiply
843,544.76x = 1,164,106.34 × 461,577.92 - Step 4: Simplify right side
843,544.76x = 537,325,783,076.01 - Step 5: Solve for x
x = 537,325,783,076.01/843,544.76 - Step 6: Final answer
x = 636,985.50
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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.