Finding the Fourth Proportional to 474,148.28, 711,293.16 and 174,605.84
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Solution
The fourth proportional to 474,148.28, 711,293.16 and 174,605.84 is: 261,934.81
Step by Step Solution
- Step 1: Write the proportion equation
474,148.28 : 711,293.16 = 174,605.84 : x - Step 2: Convert to fraction form
474,148.28/711,293.16 = 174,605.84/x - Step 3: Cross multiply
474,148.28x = 711,293.16 × 174,605.84 - Step 4: Simplify right side
474,148.28x = 124,195,939,688.05 - Step 5: Solve for x
x = 124,195,939,688.05/474,148.28 - Step 6: Final answer
x = 261,934.81
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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.