Finding the Fourth Proportional to 4,954,372.95, 7,422,702.08 and 4,245,784.95
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Solution
The fourth proportional to 4,954,372.95, 7,422,702.08 and 4,245,784.95 is: 6,361,086.88
Step by Step Solution
- Step 1: Write the proportion equation
4,954,372.95 : 7,422,702.08 = 4,245,784.95 : x - Step 2: Convert to fraction form
4,954,372.95/7,422,702.08 = 4,245,784.95/x - Step 3: Cross multiply
4,954,372.95x = 7,422,702.08 × 4,245,784.95 - Step 4: Simplify right side
4,954,372.95x = 31,515,196,758,368.77 - Step 5: Solve for x
x = 31,515,196,758,368.77/4,954,372.95 - Step 6: Final answer
x = 6,361,086.88
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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.