Finding the Fourth Proportional to 368,294.68, 552,045.12 and 178,352.92
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Solution
The fourth proportional to 368,294.68, 552,045.12 and 178,352.92 is: 267,337.17
Step by Step Solution
- Step 1: Write the proportion equation
368,294.68 : 552,045.12 = 178,352.92 : x - Step 2: Convert to fraction form
368,294.68/552,045.12 = 178,352.92/x - Step 3: Cross multiply
368,294.68x = 552,045.12 × 178,352.92 - Step 4: Simplify right side
368,294.68x = 98,458,859,123.75 - Step 5: Solve for x
x = 98,458,859,123.75/368,294.68 - Step 6: Final answer
x = 267,337.17
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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.