Finding the Fourth Proportional to 225,556.06, 310,557.09 and 191,497.18
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Solution
The fourth proportional to 225,556.06, 310,557.09 and 191,497.18 is: 263,663.09
Step by Step Solution
- Step 1: Write the proportion equation
225,556.06 : 310,557.09 = 191,497.18 : x - Step 2: Convert to fraction form
225,556.06/310,557.09 = 191,497.18/x - Step 3: Cross multiply
225,556.06x = 310,557.09 × 191,497.18 - Step 4: Simplify right side
225,556.06x = 59,470,806,964.01 - Step 5: Solve for x
x = 59,470,806,964.01/225,556.06 - Step 6: Final answer
x = 263,663.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.