Finding the Fourth Proportional to 546,125.74, 753,976.84 and 485,529.01
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Solution
The fourth proportional to 546,125.74, 753,976.84 and 485,529.01 is: 670,317.47
Step by Step Solution
- Step 1: Write the proportion equation
546,125.74 : 753,976.84 = 485,529.01 : x - Step 2: Convert to fraction form
546,125.74/753,976.84 = 485,529.01/x - Step 3: Cross multiply
546,125.74x = 753,976.84 × 485,529.01 - Step 4: Simplify right side
546,125.74x = 366,077,622,490.60 - Step 5: Solve for x
x = 366,077,622,490.60/546,125.74 - Step 6: Final answer
x = 670,317.47
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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.