Finding the Fourth Proportional to 519,029.56, 716,260.92 and 292,675.12
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Solution
The fourth proportional to 519,029.56, 716,260.92 and 292,675.12 is: 403,891.74
Step by Step Solution
- Step 1: Write the proportion equation
519,029.56 : 716,260.92 = 292,675.12 : x - Step 2: Convert to fraction form
519,029.56/716,260.92 = 292,675.12/x - Step 3: Cross multiply
519,029.56x = 716,260.92 × 292,675.12 - Step 4: Simplify right side
519,029.56x = 209,631,750,712.31 - Step 5: Solve for x
x = 209,631,750,712.31/519,029.56 - Step 6: Final answer
x = 403,891.74
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1.5x scale
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.