Finding the Fourth Proportional to 701,941.76, 968,679.80 and 396,083.08
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Solution
The fourth proportional to 701,941.76, 968,679.80 and 396,083.08 is: 546,594.75
Step by Step Solution
- Step 1: Write the proportion equation
701,941.76 : 968,679.80 = 396,083.08 : x - Step 2: Convert to fraction form
701,941.76/968,679.80 = 396,083.08/x - Step 3: Cross multiply
701,941.76x = 968,679.80 × 396,083.08 - Step 4: Simplify right side
701,941.76x = 383,677,678,717.78 - Step 5: Solve for x
x = 383,677,678,717.78/701,941.76 - Step 6: Final answer
x = 546,594.75
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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.