Finding the Fourth Proportional to 4,808,235.08, 7,213,519.04 and 1,442,442.08
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Solution
The fourth proportional to 4,808,235.08, 7,213,519.04 and 1,442,442.08 is: 2,164,013.04
Step by Step Solution
- Step 1: Write the proportion equation
4,808,235.08 : 7,213,519.04 = 1,442,442.08 : x - Step 2: Convert to fraction form
4,808,235.08/7,213,519.04 = 1,442,442.08/x - Step 3: Cross multiply
4,808,235.08x = 7,213,519.04 × 1,442,442.08 - Step 4: Simplify right side
4,808,235.08x = 10,405,083,408,177.20 - Step 5: Solve for x
x = 10,405,083,408,177.20/4,808,235.08 - Step 6: Final answer
x = 2,164,013.04
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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.