Finding the Fourth Proportional to 362,776.10, 541,420.80 and 353,328.26
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Solution
The fourth proportional to 362,776.10, 541,420.80 and 353,328.26 is: 527,320.49
Step by Step Solution
- Step 1: Write the proportion equation
362,776.10 : 541,420.80 = 353,328.26 : x - Step 2: Convert to fraction form
362,776.10/541,420.80 = 353,328.26/x - Step 3: Cross multiply
362,776.10x = 541,420.80 × 353,328.26 - Step 4: Simplify right side
362,776.10x = 191,299,269,191.81 - Step 5: Solve for x
x = 191,299,269,191.81/362,776.10 - Step 6: Final answer
x = 527,320.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.