Finding the Fourth Proportional to 514,762.99, 772,241.49 and 195,010.63
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Solution
The fourth proportional to 514,762.99, 772,241.49 and 195,010.63 is: 292,552.69
Step by Step Solution
- Step 1: Write the proportion equation
514,762.99 : 772,241.49 = 195,010.63 : x - Step 2: Convert to fraction form
514,762.99/772,241.49 = 195,010.63/x - Step 3: Cross multiply
514,762.99x = 772,241.49 × 195,010.63 - Step 4: Simplify right side
514,762.99x = 150,595,294,640.78 - Step 5: Solve for x
x = 150,595,294,640.78/514,762.99 - Step 6: Final answer
x = 292,552.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.