Finding the Fourth Proportional to 367,716.41, 507,421.36 and 206,598.30
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Solution
The fourth proportional to 367,716.41, 507,421.36 and 206,598.30 is: 285,090.32
Step by Step Solution
- Step 1: Write the proportion equation
367,716.41 : 507,421.36 = 206,598.30 : x - Step 2: Convert to fraction form
367,716.41/507,421.36 = 206,598.30/x - Step 3: Cross multiply
367,716.41x = 507,421.36 × 206,598.30 - Step 4: Simplify right side
367,716.41x = 104,832,388,715.11 - Step 5: Solve for x
x = 104,832,388,715.11/367,716.41 - Step 6: Final answer
x = 285,090.32
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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.