Finding the Fourth Proportional to 274,433.08, 411,698.70 and 97,043.08
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Solution
The fourth proportional to 274,433.08, 411,698.70 and 97,043.08 is: 145,581.98
Step by Step Solution
- Step 1: Write the proportion equation
274,433.08 : 411,698.70 = 97,043.08 : x - Step 2: Convert to fraction form
274,433.08/411,698.70 = 97,043.08/x - Step 3: Cross multiply
274,433.08x = 411,698.70 × 97,043.08 - Step 4: Simplify right side
274,433.08x = 39,952,509,880.00 - Step 5: Solve for x
x = 39,952,509,880.00/274,433.08 - Step 6: Final answer
x = 145,581.98
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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.