Finding the Fourth Proportional to 1,759,763.44, 2,428,473.55 and 954,947.44
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Solution
The fourth proportional to 1,759,763.44, 2,428,473.55 and 954,947.44 is: 1,317,827.47
Step by Step Solution
- Step 1: Write the proportion equation
1,759,763.44 : 2,428,473.55 = 954,947.44 : x - Step 2: Convert to fraction form
1,759,763.44/2,428,473.55 = 954,947.44/x - Step 3: Cross multiply
1,759,763.44x = 2,428,473.55 × 954,947.44 - Step 4: Simplify right side
1,759,763.44x = 2,319,064,599,680.21 - Step 5: Solve for x
x = 2,319,064,599,680.21/1,759,763.44 - Step 6: Final answer
x = 1,317,827.47
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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.