Finding the Fourth Proportional to 5,068,303.65, 6,994,203.30 and 2,745,138.33
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Solution
The fourth proportional to 5,068,303.65, 6,994,203.30 and 2,745,138.33 is: 3,788,260.71
Step by Step Solution
- Step 1: Write the proportion equation
5,068,303.65 : 6,994,203.30 = 2,745,138.33 : x - Step 2: Convert to fraction form
5,068,303.65/6,994,203.30 = 2,745,138.33/x - Step 3: Cross multiply
5,068,303.65x = 6,994,203.30 × 2,745,138.33 - Step 4: Simplify right side
5,068,303.65x = 19,200,055,566,642.49 - Step 5: Solve for x
x = 19,200,055,566,642.49/5,068,303.65 - Step 6: Final answer
x = 3,788,260.71
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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.