Finding the Fourth Proportional to 313,194.36, 432,133.26 and 179,024.76
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Solution
The fourth proportional to 313,194.36, 432,133.26 and 179,024.76 is: 247,011.32
Step by Step Solution
- Step 1: Write the proportion equation
313,194.36 : 432,133.26 = 179,024.76 : x - Step 2: Convert to fraction form
313,194.36/432,133.26 = 179,024.76/x - Step 3: Cross multiply
313,194.36x = 432,133.26 × 179,024.76 - Step 4: Simplify right side
313,194.36x = 77,362,553,159.52 - Step 5: Solve for x
x = 77,362,553,159.52/313,194.36 - Step 6: Final answer
x = 247,011.32
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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.