Finding the Fourth Proportional to 294,997.68, 442,467.36 and 117,457.02
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Solution
The fourth proportional to 294,997.68, 442,467.36 and 117,457.02 is: 176,173.92
Step by Step Solution
- Step 1: Write the proportion equation
294,997.68 : 442,467.36 = 117,457.02 : x - Step 2: Convert to fraction form
294,997.68/442,467.36 = 117,457.02/x - Step 3: Cross multiply
294,997.68x = 442,467.36 × 117,457.02 - Step 4: Simplify right side
294,997.68x = 51,970,897,552.87 - Step 5: Solve for x
x = 51,970,897,552.87/294,997.68 - Step 6: Final answer
x = 176,173.92
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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.