Finding the Fourth Proportional to 844,270.31, 1,165,105.92 and 462,332.63
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Solution
The fourth proportional to 844,270.31, 1,165,105.92 and 462,332.63 is: 638,026.09
Step by Step Solution
- Step 1: Write the proportion equation
844,270.31 : 1,165,105.92 = 462,332.63 : x - Step 2: Convert to fraction form
844,270.31/1,165,105.92 = 462,332.63/x - Step 3: Cross multiply
844,270.31x = 1,165,105.92 × 462,332.63 - Step 4: Simplify right side
844,270.31x = 538,666,484,222.17 - Step 5: Solve for x
x = 538,666,484,222.17/844,270.31 - Step 6: Final answer
x = 638,026.09
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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.