Finding the Fourth Proportional to 1,396,616.13, 2,094,882.62 and 385,798.68
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Solution
The fourth proportional to 1,396,616.13, 2,094,882.62 and 385,798.68 is: 578,686.53
Step by Step Solution
- Step 1: Write the proportion equation
1,396,616.13 : 2,094,882.62 = 385,798.68 : x - Step 2: Convert to fraction form
1,396,616.13/2,094,882.62 = 385,798.68/x - Step 3: Cross multiply
1,396,616.13x = 2,094,882.62 × 385,798.68 - Step 4: Simplify right side
1,396,616.13x = 808,202,947,621.95 - Step 5: Solve for x
x = 808,202,947,621.95/1,396,616.13 - Step 6: Final answer
x = 578,686.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.