Finding the Fourth Proportional to 474,083.40, 711,125.82 and 193,600.68
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Solution
The fourth proportional to 474,083.40, 711,125.82 and 193,600.68 is: 290,401.31
Step by Step Solution
- Step 1: Write the proportion equation
474,083.40 : 711,125.82 = 193,600.68 : x - Step 2: Convert to fraction form
474,083.40/711,125.82 = 193,600.68/x - Step 3: Cross multiply
474,083.40x = 711,125.82 × 193,600.68 - Step 4: Simplify right side
474,083.40x = 137,674,442,317.56 - Step 5: Solve for x
x = 137,674,442,317.56/474,083.40 - Step 6: Final answer
x = 290,401.31
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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.