Finding the Fourth Proportional to 932,542.44, 1,286,955.84 and 550,561.02
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Solution
The fourth proportional to 932,542.44, 1,286,955.84 and 550,561.02 is: 759,802.12
Step by Step Solution
- Step 1: Write the proportion equation
932,542.44 : 1,286,955.84 = 550,561.02 : x - Step 2: Convert to fraction form
932,542.44/1,286,955.84 = 550,561.02/x - Step 3: Cross multiply
932,542.44x = 1,286,955.84 × 550,561.02 - Step 4: Simplify right side
932,542.44x = 708,547,719,965.36 - Step 5: Solve for x
x = 708,547,719,965.36/932,542.44 - Step 6: Final answer
x = 759,802.12
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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.