Finding the Fourth Proportional to 536,847.42, 740,863.60 and 295,136.09
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Solution
The fourth proportional to 536,847.42, 740,863.60 and 295,136.09 is: 407,295.59
Step by Step Solution
- Step 1: Write the proportion equation
536,847.42 : 740,863.60 = 295,136.09 : x - Step 2: Convert to fraction form
536,847.42/740,863.60 = 295,136.09/x - Step 3: Cross multiply
536,847.42x = 740,863.60 × 295,136.09 - Step 4: Simplify right side
536,847.42x = 218,655,586,127.32 - Step 5: Solve for x
x = 218,655,586,127.32/536,847.42 - Step 6: Final answer
x = 407,295.59
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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.