Finding the Fourth Proportional to 1,603,975.96, 2,405,967.18 and 657,176.68
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Solution
The fourth proportional to 1,603,975.96, 2,405,967.18 and 657,176.68 is: 985,766.35
Step by Step Solution
- Step 1: Write the proportion equation
1,603,975.96 : 2,405,967.18 = 657,176.68 : x - Step 2: Convert to fraction form
1,603,975.96/2,405,967.18 = 657,176.68/x - Step 3: Cross multiply
1,603,975.96x = 2,405,967.18 × 657,176.68 - Step 4: Simplify right side
1,603,975.96x = 1,581,145,523,541.36 - Step 5: Solve for x
x = 1,581,145,523,541.36/1,603,975.96 - Step 6: Final answer
x = 985,766.35
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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.