Finding the Fourth Proportional to 5,363,468.80, 8,045,203.20 and 4,300,586.80
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Solution
The fourth proportional to 5,363,468.80, 8,045,203.20 and 4,300,586.80 is: 6,450,880.20
Step by Step Solution
- Step 1: Write the proportion equation
5,363,468.80 : 8,045,203.20 = 4,300,586.80 : x - Step 2: Convert to fraction form
5,363,468.80/8,045,203.20 = 4,300,586.80/x - Step 3: Cross multiply
5,363,468.80x = 8,045,203.20 × 4,300,586.80 - Step 4: Simplify right side
5,363,468.80x = 34,599,094,685,237.76 - Step 5: Solve for x
x = 34,599,094,685,237.76/5,363,468.80 - Step 6: Final answer
x = 6,450,880.20
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1.5x scale
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.