Finding the Fourth Proportional to 6,352,214.39, 8,765,901.91 and 3,561,152.71
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Solution
The fourth proportional to 6,352,214.39, 8,765,901.91 and 3,561,152.71 is: 4,914,304.43
Step by Step Solution
- Step 1: Write the proportion equation
6,352,214.39 : 8,765,901.91 = 3,561,152.71 : x - Step 2: Convert to fraction form
6,352,214.39/8,765,901.91 = 3,561,152.71/x - Step 3: Cross multiply
6,352,214.39x = 8,765,901.91 × 3,561,152.71 - Step 4: Simplify right side
6,352,214.39x = 31,216,715,342,390.68 - Step 5: Solve for x
x = 31,216,715,342,390.68/6,352,214.39 - Step 6: Final answer
x = 4,914,304.43
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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.