Finding the Fourth Proportional to 438,536.11, 605,179.84 and 237,332.11
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Solution
The fourth proportional to 438,536.11, 605,179.84 and 237,332.11 is: 327,518.32
Step by Step Solution
- Step 1: Write the proportion equation
438,536.11 : 605,179.84 = 237,332.11 : x - Step 2: Convert to fraction form
438,536.11/605,179.84 = 237,332.11/x - Step 3: Cross multiply
438,536.11x = 605,179.84 × 237,332.11 - Step 4: Simplify right side
438,536.11x = 143,628,607,830.09 - Step 5: Solve for x
x = 143,628,607,830.09/438,536.11 - Step 6: Final answer
x = 327,518.32
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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.