Finding the Fourth Proportional to 734,141.58, 1,101,210.21 and 201,663.15
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Solution
The fourth proportional to 734,141.58, 1,101,210.21 and 201,663.15 is: 302,494.13
Step by Step Solution
- Step 1: Write the proportion equation
734,141.58 : 1,101,210.21 = 201,663.15 : x - Step 2: Convert to fraction form
734,141.58/1,101,210.21 = 201,663.15/x - Step 3: Cross multiply
734,141.58x = 1,101,210.21 × 201,663.15 - Step 4: Simplify right side
734,141.58x = 222,073,519,760.76 - Step 5: Solve for x
x = 222,073,519,760.76/734,141.58 - Step 6: Final answer
x = 302,494.13
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1.5x scale
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.