Finding the Fourth Proportional to 1,344,014.24, 1,854,739.50 and 740,402.24
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Solution
The fourth proportional to 1,344,014.24, 1,854,739.50 and 740,402.24 is: 1,021,755.01
Step by Step Solution
- Step 1: Write the proportion equation
1,344,014.24 : 1,854,739.50 = 740,402.24 : x - Step 2: Convert to fraction form
1,344,014.24/1,854,739.50 = 740,402.24/x - Step 3: Cross multiply
1,344,014.24x = 1,854,739.50 × 740,402.24 - Step 4: Simplify right side
1,344,014.24x = 1,373,253,280,416.48 - Step 5: Solve for x
x = 1,373,253,280,416.48/1,344,014.24 - Step 6: Final answer
x = 1,021,755.01
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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.