Finding the Fourth Proportional to 5,368,983.81, 8,053,492.44 and 1,325,472.06
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Solution
The fourth proportional to 5,368,983.81, 8,053,492.44 and 1,325,472.06 is: 1,988,212.21
Step by Step Solution
- Step 1: Write the proportion equation
5,368,983.81 : 8,053,492.44 = 1,325,472.06 : x - Step 2: Convert to fraction form
5,368,983.81/8,053,492.44 = 1,325,472.06/x - Step 3: Cross multiply
5,368,983.81x = 8,053,492.44 × 1,325,472.06 - Step 4: Simplify right side
5,368,983.81x = 10,674,679,186,716.00 - Step 5: Solve for x
x = 10,674,679,186,716.00/5,368,983.81 - Step 6: Final answer
x = 1,988,212.21
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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.