Finding the Fourth Proportional to 1,332,584.36, 1,838,966.71 and 751,930.73
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Solution
The fourth proportional to 1,332,584.36, 1,838,966.71 and 751,930.73 is: 1,037,664.57
Step by Step Solution
- Step 1: Write the proportion equation
1,332,584.36 : 1,838,966.71 = 751,930.73 : x - Step 2: Convert to fraction form
1,332,584.36/1,838,966.71 = 751,930.73/x - Step 3: Cross multiply
1,332,584.36x = 1,838,966.71 × 751,930.73 - Step 4: Simplify right side
1,332,584.36x = 1,382,775,567,741.51 - Step 5: Solve for x
x = 1,382,775,567,741.51/1,332,584.36 - Step 6: Final answer
x = 1,037,664.57
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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.