Finding the Fourth Proportional to 722,924.92, 997,743.99 and 416,944.18
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Solution
The fourth proportional to 722,924.92, 997,743.99 and 416,944.18 is: 575,445.03
Step by Step Solution
- Step 1: Write the proportion equation
722,924.92 : 997,743.99 = 416,944.18 : x - Step 2: Convert to fraction form
722,924.92/997,743.99 = 416,944.18/x - Step 3: Cross multiply
722,924.92x = 997,743.99 × 416,944.18 - Step 4: Simplify right side
722,924.92x = 416,003,549,760.48 - Step 5: Solve for x
x = 416,003,549,760.48/722,924.92 - Step 6: Final answer
x = 575,445.03
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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.