Finding the Fourth Proportional to 294,235.80, 441,353.70 and 97,243.80
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Solution
The fourth proportional to 294,235.80, 441,353.70 and 97,243.80 is: 145,865.70
Step by Step Solution
- Step 1: Write the proportion equation
294,235.80 : 441,353.70 = 97,243.80 : x - Step 2: Convert to fraction form
294,235.80/441,353.70 = 97,243.80/x - Step 3: Cross multiply
294,235.80x = 441,353.70 × 97,243.80 - Step 4: Simplify right side
294,235.80x = 42,918,910,932.06 - Step 5: Solve for x
x = 42,918,910,932.06/294,235.80 - Step 6: Final answer
x = 145,865.70
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1.5x scale
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.