Finding the Fourth Proportional to 1,343,660.92, 1,854,252.06 and 740,048.92
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Solution
The fourth proportional to 1,343,660.92, 1,854,252.06 and 740,048.92 is: 1,021,267.50
Step by Step Solution
- Step 1: Write the proportion equation
1,343,660.92 : 1,854,252.06 = 740,048.92 : x - Step 2: Convert to fraction form
1,343,660.92/1,854,252.06 = 740,048.92/x - Step 3: Cross multiply
1,343,660.92x = 1,854,252.06 × 740,048.92 - Step 4: Simplify right side
1,343,660.92x = 1,372,237,234,410.78 - Step 5: Solve for x
x = 1,372,237,234,410.78/1,343,660.92 - Step 6: Final answer
x = 1,021,267.50
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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.