Finding the Fourth Proportional to 542,029.06, 748,351.11 and 348,523.66
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Solution
The fourth proportional to 542,029.06, 748,351.11 and 348,523.66 is: 481,188.35
Step by Step Solution
- Step 1: Write the proportion equation
542,029.06 : 748,351.11 = 348,523.66 : x - Step 2: Convert to fraction form
542,029.06/748,351.11 = 348,523.66/x - Step 3: Cross multiply
542,029.06x = 748,351.11 × 348,523.66 - Step 4: Simplify right side
542,029.06x = 260,818,067,822.26 - Step 5: Solve for x
x = 260,818,067,822.26/542,029.06 - Step 6: Final answer
x = 481,188.35
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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.