Finding the Fourth Proportional to 4,173,031.44, 6,259,702.68 and 1,477,640.88
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Solution
The fourth proportional to 4,173,031.44, 6,259,702.68 and 1,477,640.88 is: 2,216,516.39
Step by Step Solution
- Step 1: Write the proportion equation
4,173,031.44 : 6,259,702.68 = 1,477,640.88 : x - Step 2: Convert to fraction form
4,173,031.44/6,259,702.68 = 1,477,640.88/x - Step 3: Cross multiply
4,173,031.44x = 6,259,702.68 × 1,477,640.88 - Step 4: Simplify right side
4,173,031.44x = 9,249,592,576,613.56 - Step 5: Solve for x
x = 9,249,592,576,613.56/4,173,031.44 - Step 6: Final answer
x = 2,216,516.39
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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.