Finding the Fourth Proportional to 5,354,226.95, 7,381,696.80 and 4,255,327.79
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Solution
The fourth proportional to 5,354,226.95, 7,381,696.80 and 4,255,327.79 is: 5,866,680.63
Step by Step Solution
- Step 1: Write the proportion equation
5,354,226.95 : 7,381,696.80 = 4,255,327.79 : x - Step 2: Convert to fraction form
5,354,226.95/7,381,696.80 = 4,255,327.79/x - Step 3: Cross multiply
5,354,226.95x = 7,381,696.80 × 4,255,327.79 - Step 4: Simplify right side
5,354,226.95x = 31,411,539,554,710.25 - Step 5: Solve for x
x = 31,411,539,554,710.25/5,354,226.95 - Step 6: Final answer
x = 5,866,680.63
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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.