Finding the Fourth Proportional to 5,334,341.63, 7,361,508.08 and 2,919,893.63
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Solution
The fourth proportional to 5,334,341.63, 7,361,508.08 and 2,919,893.63 is: 4,029,517.05
Step by Step Solution
- Step 1: Write the proportion equation
5,334,341.63 : 7,361,508.08 = 2,919,893.63 : x - Step 2: Convert to fraction form
5,334,341.63/7,361,508.08 = 2,919,893.63/x - Step 3: Cross multiply
5,334,341.63x = 7,361,508.08 × 2,919,893.63 - Step 4: Simplify right side
5,334,341.63x = 21,494,820,520,477.72 - Step 5: Solve for x
x = 21,494,820,520,477.72/5,334,341.63 - Step 6: Final answer
x = 4,029,517.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.