Finding the Fourth Proportional to 474,192.36, 711,301.50 and 158,637.96
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Solution
The fourth proportional to 474,192.36, 711,301.50 and 158,637.96 is: 237,961.28
Step by Step Solution
- Step 1: Write the proportion equation
474,192.36 : 711,301.50 = 158,637.96 : x - Step 2: Convert to fraction form
474,192.36/711,301.50 = 158,637.96/x - Step 3: Cross multiply
474,192.36x = 711,301.50 × 158,637.96 - Step 4: Simplify right side
474,192.36x = 112,839,418,904.94 - Step 5: Solve for x
x = 112,839,418,904.94/474,192.36 - Step 6: Final answer
x = 237,961.28
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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.