Finding the Fourth Proportional to 554,113.41, 831,217.23 and 174,932.70
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Solution
The fourth proportional to 554,113.41, 831,217.23 and 174,932.70 is: 262,413.92
Step by Step Solution
- Step 1: Write the proportion equation
554,113.41 : 831,217.23 = 174,932.70 : x - Step 2: Convert to fraction form
554,113.41/831,217.23 = 174,932.70/x - Step 3: Cross multiply
554,113.41x = 831,217.23 × 174,932.70 - Step 4: Simplify right side
554,113.41x = 145,407,074,330.42 - Step 5: Solve for x
x = 145,407,074,330.42/554,113.41 - Step 6: Final answer
x = 262,413.92
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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.