Finding the Fourth Proportional to 294,037.48, 440,647.62 and 153,515.80
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Solution
The fourth proportional to 294,037.48, 440,647.62 and 153,515.80 is: 230,060.37
Step by Step Solution
- Step 1: Write the proportion equation
294,037.48 : 440,647.62 = 153,515.80 : x - Step 2: Convert to fraction form
294,037.48/440,647.62 = 153,515.80/x - Step 3: Cross multiply
294,037.48x = 440,647.62 × 153,515.80 - Step 4: Simplify right side
294,037.48x = 67,646,371,902.40 - Step 5: Solve for x
x = 67,646,371,902.40/294,037.48 - Step 6: Final answer
x = 230,060.37
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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.