Finding the Fourth Proportional to 5,475,520.96, 7,556,269.08 and 3,028,005.52
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Solution
The fourth proportional to 5,475,520.96, 7,556,269.08 and 3,028,005.52 is: 4,178,675.35
Step by Step Solution
- Step 1: Write the proportion equation
5,475,520.96 : 7,556,269.08 = 3,028,005.52 : x - Step 2: Convert to fraction form
5,475,520.96/7,556,269.08 = 3,028,005.52/x - Step 3: Cross multiply
5,475,520.96x = 7,556,269.08 × 3,028,005.52 - Step 4: Simplify right side
5,475,520.96x = 22,880,424,484,845.32 - Step 5: Solve for x
x = 22,880,424,484,845.32/5,475,520.96 - Step 6: Final answer
x = 4,178,675.35
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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.