Finding the Fourth Proportional to 519,961.04, 717,544.26 and 290,539.27
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Solution
The fourth proportional to 519,961.04, 717,544.26 and 290,539.27 is: 400,943.09
Step by Step Solution
- Step 1: Write the proportion equation
519,961.04 : 717,544.26 = 290,539.27 : x - Step 2: Convert to fraction form
519,961.04/717,544.26 = 290,539.27/x - Step 3: Cross multiply
519,961.04x = 717,544.26 × 290,539.27 - Step 4: Simplify right side
519,961.04x = 208,474,785,493.09 - Step 5: Solve for x
x = 208,474,785,493.09/519,961.04 - Step 6: Final answer
x = 400,943.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.