Finding the Fourth Proportional to 296,827.68, 409,638.96 and 176,040.48
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Solution
The fourth proportional to 296,827.68, 409,638.96 and 176,040.48 is: 242,945.80
Step by Step Solution
- Step 1: Write the proportion equation
296,827.68 : 409,638.96 = 176,040.48 : x - Step 2: Convert to fraction form
296,827.68/409,638.96 = 176,040.48/x - Step 3: Cross multiply
296,827.68x = 409,638.96 × 176,040.48 - Step 4: Simplify right side
296,827.68x = 72,113,039,145.10 - Step 5: Solve for x
x = 72,113,039,145.10/296,827.68 - Step 6: Final answer
x = 242,945.80
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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.