Finding the Fourth Proportional to 537,221.84, 741,313.01 and 307,735.07
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Solution
The fourth proportional to 537,221.84, 741,313.01 and 307,735.07 is: 424,643.96
Step by Step Solution
- Step 1: Write the proportion equation
537,221.84 : 741,313.01 = 307,735.07 : x - Step 2: Convert to fraction form
537,221.84/741,313.01 = 307,735.07/x - Step 3: Cross multiply
537,221.84x = 741,313.01 × 307,735.07 - Step 4: Simplify right side
537,221.84x = 228,128,008,087.03 - Step 5: Solve for x
x = 228,128,008,087.03/537,221.84 - Step 6: Final answer
x = 424,643.96
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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.