Finding the Fourth Proportional to 1,628,362.02, 2,247,408.63 and 903,442.98
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Solution
The fourth proportional to 1,628,362.02, 2,247,408.63 and 903,442.98 is: 1,246,900.58
Step by Step Solution
- Step 1: Write the proportion equation
1,628,362.02 : 2,247,408.63 = 903,442.98 : x - Step 2: Convert to fraction form
1,628,362.02/2,247,408.63 = 903,442.98/x - Step 3: Cross multiply
1,628,362.02x = 2,247,408.63 × 903,442.98 - Step 4: Simplify right side
1,628,362.02x = 2,030,405,549,964.92 - Step 5: Solve for x
x = 2,030,405,549,964.92/1,628,362.02 - Step 6: Final answer
x = 1,246,900.58
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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.