Finding the Fourth Proportional to 619,554.66, 928,958.10 and 277,935.81
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Solution
The fourth proportional to 619,554.66, 928,958.10 and 277,935.81 is: 416,735.99
Step by Step Solution
- Step 1: Write the proportion equation
619,554.66 : 928,958.10 = 277,935.81 : x - Step 2: Convert to fraction form
619,554.66/928,958.10 = 277,935.81/x - Step 3: Cross multiply
619,554.66x = 928,958.10 × 277,935.81 - Step 4: Simplify right side
619,554.66x = 258,190,721,979.56 - Step 5: Solve for x
x = 258,190,721,979.56/619,554.66 - Step 6: Final answer
x = 416,735.99
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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.