Finding the Fourth Proportional to 713,277.18, 984,423.18 and 441,432.60
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Solution
The fourth proportional to 713,277.18, 984,423.18 and 441,432.60 is: 609,239.29
Step by Step Solution
- Step 1: Write the proportion equation
713,277.18 : 984,423.18 = 441,432.60 : x - Step 2: Convert to fraction form
713,277.18/984,423.18 = 441,432.60/x - Step 3: Cross multiply
713,277.18x = 984,423.18 × 441,432.60 - Step 4: Simplify right side
713,277.18x = 434,556,483,847.67 - Step 5: Solve for x
x = 434,556,483,847.67/713,277.18 - Step 6: Final answer
x = 609,239.29
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1.5x scale
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.