Finding the Fourth Proportional to 1,316,526.21, 1,974,614.36 and 517,593.24
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Solution
The fourth proportional to 1,316,526.21, 1,974,614.36 and 517,593.24 is: 776,321.07
Step by Step Solution
- Step 1: Write the proportion equation
1,316,526.21 : 1,974,614.36 = 517,593.24 : x - Step 2: Convert to fraction form
1,316,526.21/1,974,614.36 = 517,593.24/x - Step 3: Cross multiply
1,316,526.21x = 1,974,614.36 × 517,593.24 - Step 4: Simplify right side
1,316,526.21x = 1,022,047,041,754.96 - Step 5: Solve for x
x = 1,022,047,041,754.96/1,316,526.21 - Step 6: Final answer
x = 776,321.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.