Finding the Fourth Proportional to 5,445,302.40, 8,167,953.60 and 4,698,806.40
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Solution
The fourth proportional to 5,445,302.40, 8,167,953.60 and 4,698,806.40 is: 7,048,209.60
Step by Step Solution
- Step 1: Write the proportion equation
5,445,302.40 : 8,167,953.60 = 4,698,806.40 : x - Step 2: Convert to fraction form
5,445,302.40/8,167,953.60 = 4,698,806.40/x - Step 3: Cross multiply
5,445,302.40x = 8,167,953.60 × 4,698,806.40 - Step 4: Simplify right side
5,445,302.40x = 38,379,632,650,583.04 - Step 5: Solve for x
x = 38,379,632,650,583.04/5,445,302.40 - Step 6: Final answer
x = 7,048,209.60
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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.