Finding the Fourth Proportional to 527,852.23, 727,965.73 and 411,594.50
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Solution
The fourth proportional to 527,852.23, 727,965.73 and 411,594.50 is: 567,633.66
Step by Step Solution
- Step 1: Write the proportion equation
527,852.23 : 727,965.73 = 411,594.50 : x - Step 2: Convert to fraction form
527,852.23/727,965.73 = 411,594.50/x - Step 3: Cross multiply
527,852.23x = 727,965.73 × 411,594.50 - Step 4: Simplify right side
527,852.23x = 299,626,690,656.49 - Step 5: Solve for x
x = 299,626,690,656.49/527,852.23 - Step 6: Final answer
x = 567,633.66
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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.