Finding the Fourth Proportional to 750,917.24, 1,036,259.58 and 406,745.18
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Solution
The fourth proportional to 750,917.24, 1,036,259.58 and 406,745.18 is: 561,304.98
Step by Step Solution
- Step 1: Write the proportion equation
750,917.24 : 1,036,259.58 = 406,745.18 : x - Step 2: Convert to fraction form
750,917.24/1,036,259.58 = 406,745.18/x - Step 3: Cross multiply
750,917.24x = 1,036,259.58 × 406,745.18 - Step 4: Simplify right side
750,917.24x = 421,493,589,393.82 - Step 5: Solve for x
x = 421,493,589,393.82/750,917.24 - Step 6: Final answer
x = 561,304.98
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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.