Finding the Fourth Proportional to 368,492.56, 552,745.67 and 115,768.31
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Solution
The fourth proportional to 368,492.56, 552,745.67 and 115,768.31 is: 173,654.60
Step by Step Solution
- Step 1: Write the proportion equation
368,492.56 : 552,745.67 = 115,768.31 : x - Step 2: Convert to fraction form
368,492.56/552,745.67 = 115,768.31/x - Step 3: Cross multiply
368,492.56x = 552,745.67 × 115,768.31 - Step 4: Simplify right side
368,492.56x = 63,990,428,733.15 - Step 5: Solve for x
x = 63,990,428,733.15/368,492.56 - Step 6: Final answer
x = 173,654.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.