Finding the Fourth Proportional to 1,635,216.21, 2,256,598.37 and 910,235.19
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Solution
The fourth proportional to 1,635,216.21, 2,256,598.37 and 910,235.19 is: 1,256,124.56
Step by Step Solution
- Step 1: Write the proportion equation
1,635,216.21 : 2,256,598.37 = 910,235.19 : x - Step 2: Convert to fraction form
1,635,216.21/2,256,598.37 = 910,235.19/x - Step 3: Cross multiply
1,635,216.21x = 2,256,598.37 × 910,235.19 - Step 4: Simplify right side
1,635,216.21x = 2,054,035,246,070.64 - Step 5: Solve for x
x = 2,054,035,246,070.64/1,635,216.21 - Step 6: Final answer
x = 1,256,124.56
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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.